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 0x52487c877f756228f644beef66f2e1463d1658b8542e9a49f365f3020c327502. 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/8111312d-ae0c-41ca-8724-857663717aff.json and https://artists.proofprofile.net/proofs/artist/8111312d-ae0c-41ca-8724-857663717aff.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x635df402a868c4766409e2422225b6b77ee1e8d0c8c201b9f98148e775841d3c. 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/1DonRaJaRaP7vrOb4bhXDr.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/1DonRaJaRaP7vrOb4bhXDr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf31794bb2ac584f91938dbb2a03b2d240358892a4a7a3fbe0c3e13c2f29231a9. 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/59IFFdXjFoKr9Yf5gwmCVR.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/59IFFdXjFoKr9Yf5gwmCVR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5cad5b094c4cef85b8315c40fea178cf33de3f66de73925325986c3af2d016fc. 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/3TAYZKs0D0hDP0MicDzVDe.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/3TAYZKs0D0hDP0MicDzVDe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7c4c0997ed4cdbfd985d37b31b3ec26b65899dea27c363cab011662869831ce. 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/6UB1aEFqcFXa2VqTwOYE4a.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/6UB1aEFqcFXa2VqTwOYE4a.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x635df402a868c4766409e2422225b6b77ee1e8d0c8c201b9f98148e775841d3c. 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/4uG1Ll3yUH06xfwabEDZO9.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/4uG1Ll3yUH06xfwabEDZO9.
A Piper For Janet - Live at Brodie Sessions
{"copyright_id":"0x5c02412420fd0ed179e01a1a18126d3d51036133a9dc94cc02c8ec181f443f13","isrc":"UKXN22276303","name":"A Piper For Janet - Live at Brodie Sessions","registered_at":"2026-06-23T20:04:08Z","spotify_id":"0a9R5tBVMF84fA17RHlfvf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c02412420fd0ed179e01a1a18126d3d51036133a9dc94cc02c8ec181f443f13. 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/0a9R5tBVMF84fA17RHlfvf.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/0a9R5tBVMF84fA17RHlfvf.
Railroad Tracks - Live at Brodie Sessions
{"copyright_id":"0x7f530835a92ba2d559824f5d2107e966c420d498fc52c37abb170d5eac80edc7","isrc":"UKXN22276304","name":"Railroad Tracks - Live at Brodie Sessions","registered_at":"2026-06-26T05:32:19Z","spotify_id":"0kYVeQ5Lp4TM1Cjzq7aZan","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f530835a92ba2d559824f5d2107e966c420d498fc52c37abb170d5eac80edc7. 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/0kYVeQ5Lp4TM1Cjzq7aZan.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/0kYVeQ5Lp4TM1Cjzq7aZan.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e25020bc5360efa035b046b21c5000397e362611ae4d212bc97f0e938842603. 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/6RVHu9JN0AhlJ1aja8GDoN.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/6RVHu9JN0AhlJ1aja8GDoN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x804cd2ffda5cf88d3447b3818f493fb3f4fd818f361bb138036e51c6068d21fb. 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/2GHpXi6MRA1zQc771ivqkk.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/2GHpXi6MRA1zQc771ivqkk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8e05e50bba08d9fd90f5d878ee678b0ed28ff63096a47ce3f189871897d6c2e. 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/54rtTFbK4X7XgYL1rzLu9Q.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/54rtTFbK4X7XgYL1rzLu9Q.
{"copyright_id":"0xf6d21228784adf1a05bef709821c5977d40f4874f5331b0f0a6b13d1da518b17","isrc":"GBLFP2168473","name":"Railroad Tracks","registered_at":"2026-06-10T09:29:35Z","spotify_id":"4EDgERZQWvixfkRZgAxASc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6d21228784adf1a05bef709821c5977d40f4874f5331b0f0a6b13d1da518b17. 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/4EDgERZQWvixfkRZgAxASc.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/4EDgERZQWvixfkRZgAxASc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc94242d51ae569d170053b5547408c296241fa1a62ccc65359bebe9edb02f41d. 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/1YeyYQybmIaSp1Mrcm1MDv.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/1YeyYQybmIaSp1Mrcm1MDv.
{"copyright_id":"0x9c41473eaac72f72ebda450c3808abdafa66b153d86d9279d2ab0f57b3c344d2","isrc":"GBKPL1786152","name":"Great Dane - Radio Edit","registered_at":"2026-06-07T10:09:07Z","spotify_id":"34GIa5j473kkqZ2XNdXH1x","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c41473eaac72f72ebda450c3808abdafa66b153d86d9279d2ab0f57b3c344d2. 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/34GIa5j473kkqZ2XNdXH1x.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/34GIa5j473kkqZ2XNdXH1x.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21c94eff6ef3526d5f8d56f2520b2b4c53a9758b78d13704a061f6e09a565c84. 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/3c7egugVnIKc1O7b0jSn2J.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/3c7egugVnIKc1O7b0jSn2J.
{"copyright_id":"0xae824dece2812591370777169871f6ddab39fde1db65d4cbc65dde7ad91ffbd6","isrc":"GBKPL1675682","name":"Chronic Sunshine","registered_at":"2026-06-04T08:15:12Z","spotify_id":"6kfqldK1VY3fwC1wn9pagx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae824dece2812591370777169871f6ddab39fde1db65d4cbc65dde7ad91ffbd6. 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/6kfqldK1VY3fwC1wn9pagx.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/6kfqldK1VY3fwC1wn9pagx.
{"copyright_id":"0x4a95009a70af91f74c194b76feb8902ce8cc245de09d162793b9562e42badaae","isrc":"GBKPL1777115","name":"After School Club","registered_at":"2026-06-06T20:16:37Z","spotify_id":"2xurIIwcgehiSLEG1AqhQT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a95009a70af91f74c194b76feb8902ce8cc245de09d162793b9562e42badaae. 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/2xurIIwcgehiSLEG1AqhQT.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/2xurIIwcgehiSLEG1AqhQT.
{"copyright_id":"0xebe1e9c5cf3d4e6f8b5c4c675910eba3b030285f980d54001c7d4f2d3ae6bdc3","isrc":"GBKPL1672956","name":"Social Sites","registered_at":"2026-06-04T12:26:39Z","spotify_id":"36hmRJlyX8uRnpVVzrN3Nw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xebe1e9c5cf3d4e6f8b5c4c675910eba3b030285f980d54001c7d4f2d3ae6bdc3. 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/36hmRJlyX8uRnpVVzrN3Nw.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/36hmRJlyX8uRnpVVzrN3Nw.
{"copyright_id":"0x2cbd3380bfe46edcfe1a1d8fa836d5f0776023a4627ab0d13ce47667b34f9336","isrc":"GBKPL1777114","name":"Great Dane","registered_at":"2026-06-04T10:33:58Z","spotify_id":"4f3xhmqvfveqBvnbswLBmI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2cbd3380bfe46edcfe1a1d8fa836d5f0776023a4627ab0d13ce47667b34f9336. 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/4f3xhmqvfveqBvnbswLBmI.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/4f3xhmqvfveqBvnbswLBmI.
{"copyright_id":"0xae824dece2812591370777169871f6ddab39fde1db65d4cbc65dde7ad91ffbd6","isrc":"GBKPL1675682","name":"Chronic Sunshine","registered_at":"2026-06-04T08:15:12Z","spotify_id":"6oQSBnNEsmjOTHgKKxPzvk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae824dece2812591370777169871f6ddab39fde1db65d4cbc65dde7ad91ffbd6. 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/6oQSBnNEsmjOTHgKKxPzvk.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/6oQSBnNEsmjOTHgKKxPzvk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73bd0c3adb5185eee0d64e58445625f2a1901597067bd8434c8611a17c488d34. 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/1nQKVNkoXojk5pwhkQtq51.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/1nQKVNkoXojk5pwhkQtq51.
{"copyright_id":"0xebe1e9c5cf3d4e6f8b5c4c675910eba3b030285f980d54001c7d4f2d3ae6bdc3","isrc":"GBKPL1672956","name":"Social Sites","registered_at":"2026-06-04T12:26:39Z","spotify_id":"6Qmqjy6RbsHwc6nZCzJBkj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xebe1e9c5cf3d4e6f8b5c4c675910eba3b030285f980d54001c7d4f2d3ae6bdc3. 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/6Qmqjy6RbsHwc6nZCzJBkj.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/6Qmqjy6RbsHwc6nZCzJBkj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x763c0cd110e2858d1dbdda005b8067eff88e55c9ed338d42d39b537ff4868126. 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/17SEw7tY904x52VsD12IlR.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/17SEw7tY904x52VsD12IlR.
{"copyright_id":"0x2efeaf126ac8dada47a303ca97f83e2edf91dce0beabd823f274b6678c0b0c8d","isrc":"GX2X32300006","name":"Outlaw - Edit","registered_at":"2026-06-21T12:56:54Z","spotify_id":"46PKpQ0Ohq7Q0aPDPKFuPr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2efeaf126ac8dada47a303ca97f83e2edf91dce0beabd823f274b6678c0b0c8d. 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/46PKpQ0Ohq7Q0aPDPKFuPr.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/46PKpQ0Ohq7Q0aPDPKFuPr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b5a574296c1e491c713da12a02ae545f0aa7ed53e6b367511d1ee67ff5056e4. 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/5sjpyn8ZF2mewXHRsEUoJT.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/5sjpyn8ZF2mewXHRsEUoJT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x763c0cd110e2858d1dbdda005b8067eff88e55c9ed338d42d39b537ff4868126. 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/3BUuEJPsC0qc19moP0LH9i.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/3BUuEJPsC0qc19moP0LH9i.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0746db898bcfdec1423d2064ca9de661befc3be691ad887fd2120d5b2902ef23. 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/1cK61YY8qoVxzvRVZXpPhk.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/1cK61YY8qoVxzvRVZXpPhk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe222bc952347299560509fa53cae83283da7a03f8b6192fcf345254cd18edfae. 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/6DDFp8GxLg1Ohdi1hLa1YM.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/6DDFp8GxLg1Ohdi1hLa1YM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74e068ca2a7478e8fb0316419927a03234d9705756f1738ff516dd00d359bfa7. 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/54sRgL5Mpiumu4xb3cFhrv.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/54sRgL5Mpiumu4xb3cFhrv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaec1f215d4098a7bb0dc803e56b91b3abdc9bb905a016eb78053d6969e733e4e. 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/4zdCfJvIj5yhYujtQs4H1Z.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/4zdCfJvIj5yhYujtQs4H1Z.