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Keep it Confidential:

The Sapphire Hackathon


Build the First Ever Confidential dApp in Solidity, and Win Prizes.

1ST PLACE: $5000 (IN ROSE)

2ND PLACE: $2500 (IN ROSE)

3RD PLACE: $1500 (IN ROSE)

Sapphire, The Confidential EVM ParaTime allows you to use tools you are familiar with to build confidential smart contracts and dApps.

AStar Technologies, a Cayman Islands exempted company PO Box 10176, Governor’s Square, 23 Lime Tree Bay Avenue, Grand Cayman KY1- 1002, (the “Company” / “Us”), issues the following Terms and Conditions (T&Cs) 

T&Cs is a legal agreement between the Company and the Entity or Person (“you”, “your”, or “Entrant”) who registers to participate in the Hackathon.  These T&Cs describe the terms and conditions that apply to your participation in the Hackathon.

By submitting your registration, you indicate that you have read and understand the T&Cs and agree to be bound by them.

You may not participate in the Hackathon unless you agree to abide by all of the terms and conditions as set out in these T&Cs. 



1.     Engagement and Entry Requirements

 The Company hereby acknowledges each Entrant’s* (and each individual member of the entrant) entry submission for participation in the Sapphire Hackathon (hereinafter: the Hackathon)

1.1. Entry Requirements:

Entrants may enter by visiting the Hackathon landing page   and filling out the submission form and following the below steps:

  • Register for the Hackathon on the Hackathon Website by clicking the “Submit a Project” button and accept these T&Cs 
  • Entrants will obtain access to the required developer tools and complete a Project described below in Project Requirements. Use of the developer tools will be subject to the license agreement related thereto. Entry in the Hackathon constitutes consent for the Sponsor to collect and maintain an entrant’s personal information for the purpose of operating and publicizing the Hackathon.
  • Build your project on Oasis Sapphire ParaTime Testnet:
  • Complete and enter all of the required fields on the “Submit a Project” application of the Hackathon Website (each a “Submission”) during the Submission Period and follow the Submission requirements indicated below under point 4.1. 

1.2. Team Representation

  • If a team or organization is entering the Hackathon, they must appoint and authorize one individual (the “Representative”) to represent, act, and enter a Submission, on their behalf. 
  • The Representative must meet the eligibility requirements under these T&Cs
  • By entering a Submission on the Hackathon Website on behalf of a team or organization you represent and warrant that you are the Representative authorized to act on behalf of your team or organization. 

1.1. 1. Dates and Timing

Submission Period: September 14, 2022 (00:00 am UTC) – October 14, 2022 (`11:59pm UTC) (“Submission Period”).

Judging Period: October 15, 2022 (10:00 am UTC) – October 21, 2022 (11:59pm UTC) (“Judging Period”).

Winners Announced: On or around October 24, 2022 

1.1.2 Hackathon Sponsor

Sponsor: AStar Technologies  - A Cayman Island exempt company PO Box 10176, Governor’s Square, 23 Lime Tree Bay Avenue, Grand Cayman KY1-1002

 2.     Eligibility Criteria

a.  To be eligible for participating in the Hackathon, all Entrants must fulfill the following criteria:

  •  Individuals who are at least the age of majority where they reside as of the time of entry (“Eligible Individuals”);
  • Teams of Eligible Individuals (“Teams”); and
  • Organizations (including corporations, not-for-profit corporations and other nonprofit organizations, limited liability companies, partnerships, and other entities) that exist and have been organized or incorporated at the time of entry.

      b. The Company shall not be engaging Entrants who fall the following categories:

  • Individuals who are residents of, or Organizations domiciled in, a country, state, province or territory where the laws of the United States or local law prohibits participating or receiving a prize in the Hackathon (including, but not limited to, Brazil, Quebec, Russia, Cuba, Iran, North Korea, Syria and any other country designated by the United States Treasury's Office of Foreign Assets Control)
  • Organizations involved with the design, production, paid promotion, execution, or distribution of the Hackathon, including the Sponsor (“Promotion Entities”).
  • Employees, representatives and agents** of such Promotion Entities, and all members of their immediate family or household*
  • Any other individual involved with the design, production, promotion, execution, or distribution of the Hackathon, and each member of their immediate family or household*
  • Any Judge (defined below), or company or individual that employs a Judge
  • Any parent company, subsidiary, or other affiliate*** of any organization described above
  • Any other individual or organization whose participation in the Hackathon would create, in the sole discretion of the Sponsor, a real or apparent conflict of interest 
  • Any person who does not abide by community rules and is engaging in harassment which includes but is not limited to offensive verbal comments, hacks, or other online activity related to gender, sexual orientation, physical or mental ability, age socioeconomic status, physical appearance, race, ethnicity, religion, sexual image, deliberate intimidation and unwelcome sexual attention.

*The members of an individual’s immediate family include the individual’s spouse, children and stepchildren, parents and stepparents, and siblings and stepsiblings. The members of an individual’s household include any other person that shares the same residence as the individual for at least three (3) months out of the year.

 **Agents include individuals or organizations that in creating a Submission to the Hackathon, are acting on behalf of, and at the direction of, a Promotion Entity through a contractual or similar relationship

.***An affiliate is: (a) an organization that is under common control, sharing a common majority or controlling owner, or common management; or (b) an organization that has a substantial ownership in, or is substantially owned by the other organization.


3.   Project Requirements

(i) What to Create: Entrants must create a working software application on the Oasis Sapphire ParaTime Testnet that utilizes Oasis’ confidentiality and privacy-preserving technology


(ii) Functionality: The Project must be capable of being successfully installed and running consistently on the platform for which it is intended and must function as depicted in the video and/or expressed in the text description.

(iii) Platforms: A submitted Project must run on the platform for which it is intended and which is specified in the Submission Requirements. 

(iv) New & Existing: Projects must be either newly created by the Entrant or, if the Entrant’s Project existed prior to the Hackathon Submission Period, must have been updated or rebuilt to run on the Oasis Sapphire ParaTime Testnet after the start of the Hackathon Submission Period.

(v) Third Party Integrations: If a Project integrates any third-party SDK, APIs and/or data, you warrant and represent that you have been authorized to use them and that at all times you will assure that the Project is compliant with the subscription terms and software licenses with such third-party SDK, APIs and/or data

(vi) Testing: The Entrant must make the Project available free of charge and without any restriction, for testing, evaluation and use by the Sponsor, and Judges until the Judging Period ends. 

If the Project includes software that runs on proprietary or third party hardware that is not widely available to the public, including software running on devices or wearable technology other than smartphones, tablets, or desktop computers, the Sponsor reserve the right, at their sole

discretion, to require the Entrant to provide physical access to the Project hardware upon request.  

4. Submission, Language and Intellectual Property Requirements

4.1. Submissions to the Hackathon must meet the following requirements:

Submission Requirements

  • Provide a short summary of your project, including a description of what it is and how you want to evolve it
  • Provide a link to your code repository for judging and testing. Code must be open sourced.
  • Provide smart contract deployment links
  • Include a video (less than 5 minutes) that shows how your project works and why you built it. Videos must be uploaded to YouTube, Vimeo or a similar site and made public.
  • Complete submission form by the final deadline 



Submission Modifications


Modifications After the Submission Period. The Sponsor may permit you to modify part of your submission after the Submission Period for the purpose of adding, removing or replacing

material that potentially infringes a third party mark or right, discloses personally identifiable information, or is otherwise inappropriate. The modified submission must remain substantively the same as the original submission with the only modification being what the Sponsor permits. 

4.2. Language Requirements

All Submission materials must be in English.

4.2. Intellectual Property Requirements:

  • Your Submission must: (a) be your (or your Team, or Organization’s) original work product that meets the Entry criteria and conditions herein; (b) be solely owned by you, your Team, your Organization with no other person or entity having any right or interest in it; and (c) not violate the intellectual property rights or other rights including but not limited to copyright, trademark, patent, contract, and/or privacy rights, of any other person or entity. 
  • An Entrant may contract with a third party for technical assistance to create the Submission provided the Submission components are solely the Entrant’s work product and the result of the Entrant’s ideas and creativity, and the Entrant owns all rights to them. 
  • An Entrant may submit a Submission that includes the use of open source software or hardware, provided the Entrant complies with applicable open source licenses and ,hardware terms of use, if any, and  as part of the Submission, creates software that enhances and builds upon the features and functionality included in the underlying open source product.
  • By entering the Hackathon, you represent, warrant, and agree that your Submission meets these requirements.

5. Evaluation requirements (Judging Criteria)

Eligible submissions will be evaluated by a panel of judges selected by the Sponsor (the “Judges”).

Judges may be employees of the sponsor or third parties, may or may not be listed individually on the Hackathon Website, and may change before or during the Judging Period. Judging may take place in one or more rounds with one or more panels of Judges, at the discretion of the sponsor. 

Entries will be judged on the following equally weighted criteria, and according to the sole and absolute discretion of the judges:


  • Implementation Quality: Does the project demonstrate high-quality development?
  • Potential Impact: How large an impact could the project have? How many users could the project potentially attract?
  • Innovation: How creative and unique is the project?
  • User Experience: Does the project's design make the user experience easy?
  • Originality: The project must be substantially different from any other app submitted by the same submitter/team/organization and must be the original work of the submitter, be solely owned by the submitter, and not violate the IP rights of any other person or entity.
  • Confidentiality: How well does the dApp utilize confidentiality?

The scores from the Judges will determine the potential winners

of the applicable prizes. The Entrant(s) that are eligible for a Prize, and whose Submissions earn the highest overall scores based on the applicable Judging Criteria, will become potential winners of that Prize.

Tie Breaking. For each Prize listed in the Intro- Section of these T&Cs, if two or more submissions are tied, the tied submission with the highest score in the first applicable criterion listed above will be considered the higher scoring submission. In the event any ties remain, this process will be repeated, as needed, by comparing the tied Submissions’ scores on the next applicable criterion. If two or more submissions are tied on all applicable criteria, the panel of Judges will vote on the tied submissions

5.1. Financial or Preferential Requirements (Financial Support)

A Project must not have been developed, or derived from a Project developed, with financial or preferential support from the Sponsor. Such Projects include, but are not limited to, those that received funding or investment for their development, were developed under contract, or received a commercial license, from the Sponsor any time prior to the end of Hackathon

Submission Period. The Sponsor, at their sole discretion, may disqualify a Project, if awarding a prize to the Project would create a real or apparent conflict of interest.

6.  Entry Conditions and Release

A. By entering the Hackathon, you (and, if you are entering on behalf of a Team, Organization each participating members) agree(s) to the following:

(i) The relationship between you, the Entrant, and the Sponsor, is not a confidential, fiduciary, or other special relationship.

(ii) You will be bound by and comply with these T&Cs and the decisions of the Sponsor, and/or the Hackathon Judges which are binding and final in all matters relating to the Hackathon.

(iii) You release, indemnify, defend and hold harmless the Sponsor and Promotion Entities, and their respective parent, subsidiary, and affiliated companies, the prize suppliers and any other organizations responsible for sponsoring, fulfilling, administering, advertising or promoting the Hackathon, and all of their respective past and present officers, directors, employees, agents and representatives (hereafter the “Released Parties”) from and against any and all claims, expenses, and liabilities (including reasonable attorneys’ fees), including but not limited to negligence and damages of any kind to persons and property, defamation, slander, libel, violation of right of publicity, infringement of trademark, copyright or other intellectual property rights, property damage, or death or personal injury arising out of or relating to a Entrant’s entry, creation of Submission or entry of a Submission, participation in the Hackathon, acceptance or use or misuse of the Prize (including any travel or activity related thereto) and/or the broadcast, transmission, performance, exploitation or use of the Submission as authorized or licensed by these T&Cs. 

B. Without limiting the foregoing, the Released Parties shall have no liability in connection with: 

(i) any incorrect or inaccurate information, whether caused by the Sponsor electronic or printing error, or by any of the equipment or programming associated with or utilized in the Hackathon; 

(ii) technical failures of any kind, including, but not limited to malfunctions, interruptions, or disconnections in phone lines, internet connectivity or electronic transmission errors, or network hardware or software or failure of the Hackathon Website;

(iii) unauthorized human intervention in any part of the entry process or the Hackathon; 

(iv) technical or human error which may occur in the administration of the Hackathon or the processing of Submissions; or 

(v) any injury or damage to persons or property which may be caused, directly or indirectly, in whole or in part, from the Entrant’s participation in the Hackathon or receipt or use or misuse of any Prize.

The Released Parties are not responsible for incomplete, late, misdirected, damaged, lost, illegible, or incomprehensible Submissions or for address or email address changes of the Entrants. Proof of sending or submitting the aforementioned will not be deemed to be proof of receipt by the Sponsor. If for any reason any Entrant’s Submission is determined to have not been received or been erroneously deleted, lost, or otherwise destroyed or corrupted, the Entrant’s sole remedy is to request the opportunity to resubmit its Submission. Such a request must be made promptly after the Entrant knows or should have known there was a problem and any authorization for resubmission  will be determined at the sole discretion of the Sponsor.

7.  Publicity.

By participating in the Hackathon, Entrant consents to the promotion and display of the Entrant’s Submission, and to the use of personal information about for promotional purposes, by the Sponsor, and third parties acting on its  behalf. Such personal information includes, but is not limited to, name, hometown and country of residence likeness,image , voice, opinions, comments and also any images of your projects, developments, materials and belongings in relation to the Hackathon . It may be used in any existing or newly created media, perpetually, worldwide without further payment or consideration or right of review, unless prohibited by law. The foregoing right includes permission to copyright, use, re-use, publish and re-publish the images intact or in part, composite or distorted in character or form without restrictions as to changes and transformations.  Authorized use includes but is not limited to advertising and promotional purposes. You relinquish any right you may have to examine or approve any materials in which you and your images may appear or the use to which they might be applied.

8. General Conditions. 

A. Sponsor reserves the right, in its sole discretion, to cancel, suspend and/or modify the Hackathon, or any part of it, in the event of a technical failure, fraud, or any other factor or event that was not anticipated or is not within its control.

B. Sponsor reserve the right in its sole discretion to disqualify any individual or Entrant if it finds to be actually or presenting the appearance of tampering with the entry process or the operation of the Hackathon or to be acting in violation of these T&Cs  or in a manner that is inappropriate, unsportsmanlike, not in the best interests of this Hackathon, or a violation of any applicable law or regulation.

C. Any attempt by any person to undermine the proper conduct of the Hackathon may be a violation of criminal and civil law. Should the Sponsor suspect that such an attempt has been made or is threatened, it has the right to take appropriate action including but not limited to requiring an Entrant to cooperate with an investigation and referral to criminal and civil law enforcement authorities.

D. If there is any discrepancy or inconsistency between the provisions of these T&Cs  and disclosures or other statements contained in any Hackathon materials, including but not limited to the Hackathon Submission form, Hackathon Website, or advertising, these  T&Cs shall prevail.

E. The terms and conditions contained in these T&Cs are subject to change at any time, including the rights or obligations of the Entrant, the Sponsor. The Sponsor will post the terms and conditions of the amended T&Cs  on the Hackathon Website. To the fullest extent permitted by law, any amendment will become effective at the time specified in the posting of the amended T&Cs  or, if no time is specified, the time of posting.

F. If at any time prior to the deadline, an Entrant or prospective Entrant believes that any provision  in these T&Cs  is or may be ambiguous, they must submit a written request for clarification. 

G. The Sponsor failure to enforce any provision of theseT&Cs  shall not constitute a waiver of that provision. Should any provision of these T&Cs  be or become illegal or unenforceable in any jurisdiction whose laws or regulations may apply to an Entrant, such illegality or unenforceability shall leave the remainder of these T&Cs, including the provision  affected, to the fullest extent permitted by law, unaffected and valid. The illegal or unenforceable provision shall be replaced by a valid and enforceable provision that comes closest and best reflects the Sponsor’s intention in a legal and enforceable manner with respect to the invalid or unenforceable provision.

H. Excluding Submissions, all intellectual property related to this Hackathon, including but not limited to copyrighted material, trademarks, trade-names, logos, designs, promotional materials, web pages, source codes, drawings, illustrations, slogans and representations are owned or used under license by the Sponsor. All rights are reserved. Unauthorized copying or use of any copyrighted material or intellectual property without the express written consent of its owners is strictly prohibited. Any use in a Submission of Sponsor intellectual property shall be solely to the extent provided for in these T&Cs .

8.1. Code of Conduct

By participating in the Hackathon  event, you agree to abide by the following code of conduct.

  • Please treat all other Entrants with the utmost respect.  We ask that you act kindly, behave professionally, and do not insult or put down other attendees.  Remember that harassment, bullying and racist, sexist, or exclusionary jokes are not acceptable and constitute a violation to these T&Cs  If at any point you observe or you find a fellow Entrant being harassed, please report it promptly in the indicated e-mail below. 
  • Please treat your fellow Entrants, ther  Sponsors, organizers, and judges with the utmost respect. Without them, nothing would be possible. Failure to comply with the above-stated Code of Conduct may result in the offending Entrant or Entrant’s Team disqualification.
  • Do not Harass, respect the opinion and abilities  of others, keep yourself and your Team open, build with and not for, empower, experiment, and find a way for everybody to contribute
  • Report violation of Hackathon Code of Conduct at the following email:

9. Intellectual Property Rights

All submissions remain the intellectual property of the individuals or organizations that developed them, and all right, title and interest in the Submissions, including the intellectual property rights therein, shall belong to you. 

By submitting an entry, Entrants grant to  the Sponsor a world-wide,  fully paid, non-exclusive license to use such entry for purposes of judging the Entry, and for other purposes as set out in these T&Cs

You acknowledge that during the Hackathon you may obtain access to products, developments, information and other materials belonging to the Sponsor and/or other participants and/or other third parties (“Third Party Materials)  and that nothing in these T&Cs is deemed to transfer any ownership, right, title or interest in these materials to you.  Your only rights to the Third Party Materials are those expressly granted to you

By submitting an entry or accepting any prize, entrants represent and warrant that:  (a) submitted content is not copyrighted, protected by trade secret or otherwise subject to third party intellectual property rights or other proprietary rights, including privacy and publicity rights, unless entrant is the owner of such rights or has permission from their rightful owner to post the content; and (b) the Entry submitted does not contain any viruses, Trojan horses, worms, spyware or other disabling devices or harmful or malicious code.


10.  Limitations of Liability

By entering, all Entrants (including, in the case of a Team or Organization, all participating members) agree to release the Released Parties from any and all liability in connection with the Prizes or Entrant’s participation in the Hackathon. Provided, however, that any liability limitation regarding gross negligence or intentional acts, or events of death or body injury shall not be applicable in jurisdictions where such limitation is not permitted under the applicable law.

11. Disputes

A. Except where prohibited by law, as a condition of participating in this Hackathon, Entrant agrees that:

  1. any and all disputes and causes of action arising out of or connected with this Hackathon, or any Prizes awarded, shall be resolved individually, without resort to any form of class action lawsuit, and exclusively by final and binding arbitration  under the LCIA Rules, which Rules are deemed to be incorporated by reference into this clause.  The number of arbitrators shall be one.  The seat, or legal place, of arbitration shall be London, United Kingdom. The language to be used in the arbitral proceedings shall be English.
  2. No action at law or in equity based upon any claim arising out of or related to these T&Cs  shall be instituted in any court by Entrant.

B. Under no circumstances will Entrant be permitted to obtain awards for, and Entrant hereby waives all rights to claim, punitive, incidental or consequential damages, or any other damages, including attorneys’ fees, other than contestant’s actual out-of-pocket expenses (i.e., costs associated with entering this Hackathon), and Entrant further waives all rights to have damages multiplied or increased.

C. All issues and questions concerning the construction, validity, interpretation and enforceability of these T&Cs , or the rights and obligations of the Entrant and Sponsor in connection with this Hackathon, shall be governed by, and construed in accordance with the laws of the Cayman Islands, excluding its body of law controlling conflict of laws.