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 0x215f2f491a0941704267b95f1a84717e352ddb040be4c58756d2e2410533d98f. 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/22eb55bc-3a7c-469f-acdb-1751fd615ffe.json and https://artists.proofprofile.net/proofs/artist/22eb55bc-3a7c-469f-acdb-1751fd615ffe.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x2c0488ee00144e8fcbdd0938140fc1dd9acfb69dab9f8bc30cf2508ad01ca164","isrc":"ZAF992000002","name":"Kill the King","registered_at":"2026-06-21T02:06:48Z","spotify_id":"3a83OW4S3ePRCbPNwfpYQT","type":"track"}
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 0x2c0488ee00144e8fcbdd0938140fc1dd9acfb69dab9f8bc30cf2508ad01ca164. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3a83OW4S3ePRCbPNwfpYQT.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/3a83OW4S3ePRCbPNwfpYQT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84dfe5a50decc54b490d61c2e6670381ce5f9d258ec47ab6ab1ccbe43dfbadd4. 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/6TBDZNdkRvBjB8ZnQeWU2o.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/6TBDZNdkRvBjB8ZnQeWU2o.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c799efa1deec3dcb66e733fdd7d24c9b1b9587d904dd4d029cd796f1c0b0b27. 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/556wnXco7FkF3O0XPCxTt5.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/556wnXco7FkF3O0XPCxTt5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88f6e2af49a002fbf9245d788eddd1fc77e0577f3b802906d7ad2206d51f9ee0. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0OztrQ6LpXoKsGxS3S2UQa.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/0OztrQ6LpXoKsGxS3S2UQa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc96b7bbbe92fc46012c652b6b73b899e25ad7bcda9150e968b6bc71f8c31423e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5RvPbHWaiGUY2i9rlxI7Ew.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/5RvPbHWaiGUY2i9rlxI7Ew.
{"copyright_id":"0xeac363cd3df45908a529b62f8af4107015bb7816ffda480ad162e61b9fd5c946","isrc":"ZAE992000007","name":"Sins of Our Fathers","registered_at":"2026-06-24T14:41:24Z","spotify_id":"0LcPHqJ7xF5idOTkMGk0K1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeac363cd3df45908a529b62f8af4107015bb7816ffda480ad162e61b9fd5c946. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0LcPHqJ7xF5idOTkMGk0K1.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/0LcPHqJ7xF5idOTkMGk0K1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f14bc8a230945aadaa773194bb68b545f48e0230b3027844f01314cc84bbb8f. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Cj3w4Wwe2mrd1OeT215HF.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/6Cj3w4Wwe2mrd1OeT215HF.
{"copyright_id":"0xe74bbbcb3e6b719d19df628424223aab8e0c49508fa69f21d596a9cd0f8921bb","isrc":"ZAE992000009","name":"All You Do Is Talk","registered_at":"2026-06-08T12:10:28Z","spotify_id":"2NmGgAC0PGu9x8znkoaihn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe74bbbcb3e6b719d19df628424223aab8e0c49508fa69f21d596a9cd0f8921bb. 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/2NmGgAC0PGu9x8znkoaihn.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/2NmGgAC0PGu9x8znkoaihn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff31168f0406b9fed30e363c86049a5e0feab538176a0ff0e0c565c94468672c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1zjNBEP5udttAc2GzgpDTi.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/1zjNBEP5udttAc2GzgpDTi.
{"copyright_id":"0x8a1652abb1dfc51291c78377d070de10d89926612feda3afb07f0fbda616f0cb","isrc":"ZAE992000012","name":"Strength - Redux","registered_at":"2026-06-24T12:41:44Z","spotify_id":"6HhVFu4NGdXUHkUQ6xE2iw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a1652abb1dfc51291c78377d070de10d89926612feda3afb07f0fbda616f0cb. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6HhVFu4NGdXUHkUQ6xE2iw.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/6HhVFu4NGdXUHkUQ6xE2iw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8e46edf298bc6a77e4de1c07dd312eadd46f484937fef8450149651dff956e9. 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/6czixP6g1iTcyiK4FN2lC8.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/6czixP6g1iTcyiK4FN2lC8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0b2a772120fcbdfe573cf734ed71b977ce58f70454406d1d04e56b3bbd9e1a6. 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/494MuirsMKQfmCQ3gy0QX0.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/494MuirsMKQfmCQ3gy0QX0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e5aa7954010e7137ee327e41bb3a9065e0163af480ae0b6e9f13e725bd8b55f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4vXJGxRJUGlJAsZNDX0B8d.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/4vXJGxRJUGlJAsZNDX0B8d.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7334cdc28df7d2ca8972f6892e48d39d73845a551caf61188fcc396ae3186047. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0znuLnwfEzZt82Ob4ut7bJ.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/0znuLnwfEzZt82Ob4ut7bJ.
{"copyright_id":"0xc2a7a01773a16bfe4f50e06d830c7cd01fc605c2f6e09274e41844c6f46b4fbb","isrc":"FR96X1812829","name":"Pretty Flower","registered_at":"2026-06-18T02:38:49Z","spotify_id":"4APwRnWvHpJTzdgwflUQCb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2a7a01773a16bfe4f50e06d830c7cd01fc605c2f6e09274e41844c6f46b4fbb. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4APwRnWvHpJTzdgwflUQCb.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/4APwRnWvHpJTzdgwflUQCb.
{"copyright_id":"0xcfa9b59b5b4b9ffdd412c7c0ee7edbd9bf78f6860c7aa9cf353f872a27d6d1b9","isrc":"FR96X1812830","name":"Side Chick","registered_at":"2026-06-23T10:39:16Z","spotify_id":"3PmOnmiJzhSQ6VvGqjGzPh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcfa9b59b5b4b9ffdd412c7c0ee7edbd9bf78f6860c7aa9cf353f872a27d6d1b9. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3PmOnmiJzhSQ6VvGqjGzPh.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/3PmOnmiJzhSQ6VvGqjGzPh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc84876becf7770f8b539eea8889addeee490f3ea1672f45d3b17b7f7f430f236. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2x4Uv2JFRy6US8gEKC7b0Z.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/2x4Uv2JFRy6US8gEKC7b0Z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8df06b86d67a3654b61af4d741c4734d518ea3c3d53249727961267dcd765fe. 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/0rcTTRSNsAm8GJQ15DtpV1.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/0rcTTRSNsAm8GJQ15DtpV1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x823f0a08b7d2281ea39e68a5bff334b7d24e86b0760d99ac95482884fa8e826d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0h6IroiZG9DKWyjbgRaciy.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/0h6IroiZG9DKWyjbgRaciy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a694400d85c8a02234c947c590ad0ddb665411d063b6667cb592d6b02d6f1b6. 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/67QcX7ZiOtVsfHICBwnLUs.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/67QcX7ZiOtVsfHICBwnLUs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x122871db4928e803813852ad2cd22d164fde844c30748d720651e14e520da1b5. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0PNN5IQzMjFnyjOmYF98Wv.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/0PNN5IQzMjFnyjOmYF98Wv.
{"copyright_id":"0xdb467350aebeb9de0d7c42bef9bd2e2010df268a5eb172d5901e6991551fa3c3","isrc":"ZAF991600194","name":"Miss Joburg","registered_at":"2026-06-05T17:13:52Z","spotify_id":"4hIWkxtuuhOtRU7ygQY22t","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb467350aebeb9de0d7c42bef9bd2e2010df268a5eb172d5901e6991551fa3c3. 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/4hIWkxtuuhOtRU7ygQY22t.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/4hIWkxtuuhOtRU7ygQY22t.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x234004b938f7460697ffac732618bb5860d517c6a9b932a23a97af7267902a3a. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7lZsDon2AgeHU17ewImia0.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/7lZsDon2AgeHU17ewImia0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2ebc5775a61d1702908c46db10322d631ab6b18f896c6a28323c6e42435fc7a. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3edItUNu0WERAhDbxhgDSZ.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/3edItUNu0WERAhDbxhgDSZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd677f99752de4b19aadda7f9dcf316c3e5ed3e1da4fca8483bd1e533b2ca943f. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3wcJm5VZOyy04Wga6VFQ3R.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/3wcJm5VZOyy04Wga6VFQ3R.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a64ffe77358c4f00123ed8794a9cdfd6ece4517b37168a790f53f5ff657e493. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3e4erDOCnxN45xv98rc4Px.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/3e4erDOCnxN45xv98rc4Px.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78692dc37d5680ad9e3dea43b5e0131a8d5f92b82dc0ed020bdb11c0743ac571. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2ig1HHcWAI4foVHcFScUSC.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/2ig1HHcWAI4foVHcFScUSC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76908c7c49fc514c757ce374ef9f50684b39dcdabc72722531502fef3e529a38. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6L0QgUJATEMY9ndTPXf1lz.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/6L0QgUJATEMY9ndTPXf1lz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x508207c0e656657eedf2e8222aca2dc14309e3555553df37b033a7e240b07b55. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3gjk7AlHVVReVeAu1COUWX.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/3gjk7AlHVVReVeAu1COUWX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f331288ecfebf18459ccab51c3b9ad118637f87e890d831f44d88aa190970dd. 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/0Y1hR1rQrJKbJKE67PDHeY.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/0Y1hR1rQrJKbJKE67PDHeY.
{"copyright_id":"0x4ef80d108cbcdacd329a9be26781746010b31834b95ae106215cd6ef0d2316de","isrc":"ZAF992400002","name":"Too Late for Mama","registered_at":"2026-06-24T18:11:34Z","spotify_id":"1Xp4Cy2DSnghxhXDriDKrr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ef80d108cbcdacd329a9be26781746010b31834b95ae106215cd6ef0d2316de. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Xp4Cy2DSnghxhXDriDKrr.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/1Xp4Cy2DSnghxhXDriDKrr.
{"copyright_id":"0x08d16994b20c01ad83c9fdeeb21cf9dded8d16330836ad361bfde8669e602353","isrc":"FRP7S2300400","name":"Too Late","registered_at":"2026-06-09T14:56:03Z","spotify_id":"5wRU6hnHqZJZmwBjwpBUnV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08d16994b20c01ad83c9fdeeb21cf9dded8d16330836ad361bfde8669e602353. 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/5wRU6hnHqZJZmwBjwpBUnV.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/5wRU6hnHqZJZmwBjwpBUnV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc95df2d6687b6238bd2495647180565d4b95d4127eac494af0d7a4d989380c65. 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/5CYgR7PJoo3V1rCkUOmG3C.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/5CYgR7PJoo3V1rCkUOmG3C.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x161bf1711f7955666083f3e224fd7030acb6e73fc64b54c8fcf8d700428c54b2. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2i1Tozs4JUAXvNpgm9AokY.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/2i1Tozs4JUAXvNpgm9AokY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd40f464a1818fdcd133b05d7d7b5a74537660c2065cdced6df29bba8ee6b1c6a. 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/2LutWBnF40x8T7vD4GzVpc.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/2LutWBnF40x8T7vD4GzVpc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f498375b88bfcfce60d2ed89ecf94541f54908c48ce2225536a6d78614ac543. 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/3FI8jp6U1wl1Ldsb2LMHJ0.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/3FI8jp6U1wl1Ldsb2LMHJ0.
{"copyright_id":"0x2ca2cf87074a58f7158995bd6c23c5bf55f6fb65663c9611e7feca70badcb19a","isrc":"ZAF991900002","name":"Original Recipe - Remix","registered_at":"2026-06-19T16:03:28Z","spotify_id":"6kbltlbfCHZRrUZeYcbicC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ca2cf87074a58f7158995bd6c23c5bf55f6fb65663c9611e7feca70badcb19a. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6kbltlbfCHZRrUZeYcbicC.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/6kbltlbfCHZRrUZeYcbicC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6373bd76d4903f08f9fe9732117e64d38ca944eb86945c435745d3041dddd3f. 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/4hRhIOeD8XqT0rwDTBiObb.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/4hRhIOeD8XqT0rwDTBiObb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb751397ec80a0f5715107ed322d60c8ccd188c64e89aedec4135374f46cc414c. 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/1drG63m7akZw7vKZBQRvBk.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/1drG63m7akZw7vKZBQRvBk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa786ffcf6f10847a383140a4f12412a4924dee3c8cfc573087c604b1211d7c62. 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/6widVQP1XIsuD3anqvE6XU.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/6widVQP1XIsuD3anqvE6XU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b0f797b9abf39f64bb64acc28ab3a66f058ac2308e89f342dbe202f328c06fc. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/72Nn0ibRoI9IanV4cloejO.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/72Nn0ibRoI9IanV4cloejO.