1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fc7bbcc5eb757d40120cc5ac61746e9b2a0dd68a1fff33de60102655a1ecdaf. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/975b071b-6e31-4c0a-b14b-053be7aac379.json and https://artists.proofprofile.net/proofs/artist/975b071b-6e31-4c0a-b14b-053be7aac379.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
High School Musical 2 Original Soundtrack
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda131b91f05d40a2cce166fc77cc8b7ccd1eade3acee2294df34e74704961431. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4YMOFZFfDxiCd9p1q8RF0v.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4YMOFZFfDxiCd9p1q8RF0v.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x711b722365ebed0552c7e7ec54c480299ca67e760b0adb1a3f4bf2bd95f76a70. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6J56LY7Gbht6At3hv8HA5E.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6J56LY7Gbht6At3hv8HA5E.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb15ee2f4c2ec5e1836585d778d5c748bc0452d8745a664cce2461c1a110c3cae. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4itkS9rw2pjr9PqnOOhxpb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4itkS9rw2pjr9PqnOOhxpb.
{"copyright_id":"0xf4f7677ef634fc287bec8d89da5cbcdfd4196d8494e3f4f846932ce739fce3fc","isrc":"USWD10527735","name":"Start of Something New","registered_at":"2026-06-01T11:02:29Z","spotify_id":"0RPtk7brObnK3uzTbixenA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4f7677ef634fc287bec8d89da5cbcdfd4196d8494e3f4f846932ce739fce3fc. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0RPtk7brObnK3uzTbixenA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0RPtk7brObnK3uzTbixenA.
{"copyright_id":"0xb15ee2f4c2ec5e1836585d778d5c748bc0452d8745a664cce2461c1a110c3cae","isrc":"USWD10527742","name":"Breaking Free","registered_at":"2026-06-01T14:26:54Z","spotify_id":"6PLNVJFVXsRNzso9Absdnv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb15ee2f4c2ec5e1836585d778d5c748bc0452d8745a664cce2461c1a110c3cae. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6PLNVJFVXsRNzso9Absdnv.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6PLNVJFVXsRNzso9Absdnv.
{"copyright_id":"0x711b722365ebed0552c7e7ec54c480299ca67e760b0adb1a3f4bf2bd95f76a70","isrc":"USWD10732095","name":"You Are the Music in Me","registered_at":"2026-06-01T14:00:35Z","spotify_id":"4uH7MU0AtK8YeQ4Fk6ESwe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x711b722365ebed0552c7e7ec54c480299ca67e760b0adb1a3f4bf2bd95f76a70. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4uH7MU0AtK8YeQ4Fk6ESwe.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4uH7MU0AtK8YeQ4Fk6ESwe.
High School Musical 2: Non-Stop Dance Party
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2731065c77c05bbd7f8ea7101b08a4938026bb970130b7463c2d07b9436e8da3. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0XklyPBOruCbUcw8CKw3yj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0XklyPBOruCbUcw8CKw3yj.
{"copyright_id":"0x996391d60fcfa230e7878094335c28cd660b15ae98fd6ca47dd210cb664c466b","isrc":"USWD10733255","name":"You Are the Music in Me","registered_at":"2026-06-07T21:17:37Z","spotify_id":"27iMmSpPF5BeoRqJlEhE1g","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x996391d60fcfa230e7878094335c28cd660b15ae98fd6ca47dd210cb664c466b. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/27iMmSpPF5BeoRqJlEhE1g.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/27iMmSpPF5BeoRqJlEhE1g.
{"copyright_id":"0xb52b7e6c2c5e162c5440e3b2f6602926c6e38999809d0ce6275c902097af1a1b","isrc":"USWD10733193","name":"High School Musical 2- The Megamix","registered_at":"2026-06-06T05:34:18Z","spotify_id":"7iaoEnvpzajqDBerCiqGGM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb52b7e6c2c5e162c5440e3b2f6602926c6e38999809d0ce6275c902097af1a1b. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7iaoEnvpzajqDBerCiqGGM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7iaoEnvpzajqDBerCiqGGM.
Start of Something New - From "High School Musical"/Soundtrack Version
{"copyright_id":"0xf4f7677ef634fc287bec8d89da5cbcdfd4196d8494e3f4f846932ce739fce3fc","isrc":"USWD10527735","name":"Start of Something New - From \"High School Musical\"/Soundtrack Version","registered_at":"2026-06-01T11:02:29Z","spotify_id":"3xJQrt8DEUrJ0gcEzlM7vQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4f7677ef634fc287bec8d89da5cbcdfd4196d8494e3f4f846932ce739fce3fc. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3xJQrt8DEUrJ0gcEzlM7vQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3xJQrt8DEUrJ0gcEzlM7vQ.
Breaking Free - From "High School Musical"/Soundtrack Version
{"copyright_id":"0xb15ee2f4c2ec5e1836585d778d5c748bc0452d8745a664cce2461c1a110c3cae","isrc":"USWD10527742","name":"Breaking Free - From \"High School Musical\"/Soundtrack Version","registered_at":"2026-06-01T14:26:54Z","spotify_id":"69gOLzeYnL2IZjshqiZpVd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb15ee2f4c2ec5e1836585d778d5c748bc0452d8745a664cce2461c1a110c3cae. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/69gOLzeYnL2IZjshqiZpVd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/69gOLzeYnL2IZjshqiZpVd.
Your Favorite Songs from 100 Disney Channel Original Movies
{"copyright_id":"0xb15ee2f4c2ec5e1836585d778d5c748bc0452d8745a664cce2461c1a110c3cae","isrc":"USWD10527742","name":"Breaking Free - From \"High School Musical\"/Soundtrack Version","registered_at":"2026-06-01T14:26:54Z","spotify_id":"1DTOGefbVXxkeDQ7grSo6v","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb15ee2f4c2ec5e1836585d778d5c748bc0452d8745a664cce2461c1a110c3cae. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1DTOGefbVXxkeDQ7grSo6v.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1DTOGefbVXxkeDQ7grSo6v.
High School Musical 2 (Original Soundtrack)
{"copyright_id":"0x711b722365ebed0552c7e7ec54c480299ca67e760b0adb1a3f4bf2bd95f76a70","isrc":"USWD10732095","name":"You Are the Music in Me","registered_at":"2026-06-01T14:00:35Z","spotify_id":"6TRp2628QKH3kY6KrCnjqp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x711b722365ebed0552c7e7ec54c480299ca67e760b0adb1a3f4bf2bd95f76a70. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6TRp2628QKH3kY6KrCnjqp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6TRp2628QKH3kY6KrCnjqp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda131b91f05d40a2cce166fc77cc8b7ccd1eade3acee2294df34e74704961431. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2XQ1tVtmHNKBOxaCbjYxdn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2XQ1tVtmHNKBOxaCbjYxdn.
{"copyright_id":"0xb15ee2f4c2ec5e1836585d778d5c748bc0452d8745a664cce2461c1a110c3cae","isrc":"USWD10527742","name":"Breaking Free - From \"High School Musical\"/Soundtrack Version","registered_at":"2026-06-01T14:26:54Z","spotify_id":"7hrT1y9rpru4reR5l9yozC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb15ee2f4c2ec5e1836585d778d5c748bc0452d8745a664cce2461c1a110c3cae. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7hrT1y9rpru4reR5l9yozC.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7hrT1y9rpru4reR5l9yozC.
{"copyright_id":"0xf4f7677ef634fc287bec8d89da5cbcdfd4196d8494e3f4f846932ce739fce3fc","isrc":"USWD10527735","name":"Start of Something New","registered_at":"2026-06-01T11:02:29Z","spotify_id":"5eWdsEVDIcvLnCReSeTnaE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4f7677ef634fc287bec8d89da5cbcdfd4196d8494e3f4f846932ce739fce3fc. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5eWdsEVDIcvLnCReSeTnaE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5eWdsEVDIcvLnCReSeTnaE.
What I've Been Looking For (Reprise) - From "High School Musical"/Soundtrack Version
{"copyright_id":"0x0db79007854651280c3994432ca008cf694e06583816647efb33ccca77f2169c","isrc":"USWD10527738","name":"What I've Been Looking For (Reprise) - From \"High School Musical\"/Soundtrack Version","registered_at":"2026-06-04T04:42:19Z","spotify_id":"6YXf1QQlvznW9j7d9d8BqN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0db79007854651280c3994432ca008cf694e06583816647efb33ccca77f2169c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6YXf1QQlvznW9j7d9d8BqN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6YXf1QQlvznW9j7d9d8BqN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb15ee2f4c2ec5e1836585d778d5c748bc0452d8745a664cce2461c1a110c3cae. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5SzVff6TcmbMYyPJq25vuc.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5SzVff6TcmbMYyPJq25vuc.
{"copyright_id":"0x1e024293b4893290bd0ac5da9486865663635e7fa85c7683cd13e82525b0efe8","isrc":"USWD10527744","name":"I Can't Take My Eyes Off of You","registered_at":"2026-06-04T12:12:10Z","spotify_id":"7wYEhQjFxZNyO0ezVAh0bX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e024293b4893290bd0ac5da9486865663635e7fa85c7683cd13e82525b0efe8. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7wYEhQjFxZNyO0ezVAh0bX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7wYEhQjFxZNyO0ezVAh0bX.
{"copyright_id":"0x711b722365ebed0552c7e7ec54c480299ca67e760b0adb1a3f4bf2bd95f76a70","isrc":"USWD10732095","name":"You Are the Music in Me","registered_at":"2026-06-01T14:00:33Z","spotify_id":"1aNGfFp0MSPrHgAEQ7KvDR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x711b722365ebed0552c7e7ec54c480299ca67e760b0adb1a3f4bf2bd95f76a70. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1aNGfFp0MSPrHgAEQ7KvDR.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1aNGfFp0MSPrHgAEQ7KvDR.