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 0x15bc4912721af497b02198734ae63fcce0b6cc587dd885f9258f6d11afba0a14. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d2eaa6d8-73cd-4205-a5d7-ed3d62e454d1.json and https://artists.proofprofile.net/proofs/artist/d2eaa6d8-73cd-4205-a5d7-ed3d62e454d1.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 0x98023bdc0b7d942a9d0f806c576e8f532c8103988a3a7a2bf4e8b7658b698055. 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/6HIu5nkVzHbfVJ1x0tMOth.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/6HIu5nkVzHbfVJ1x0tMOth.
{"copyright_id":"0xa97ee7d7a5832de2ecda31445e7e6e12c1851450be2c0ed1300f782f521fcf50","isrc":"QZDA62594935","name":"Malcolm - En vivo","registered_at":"2026-06-10T01:41:51Z","spotify_id":"6SrPK7cA9SkMmxcOzrGDLX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa97ee7d7a5832de2ecda31445e7e6e12c1851450be2c0ed1300f782f521fcf50. 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/6SrPK7cA9SkMmxcOzrGDLX.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/6SrPK7cA9SkMmxcOzrGDLX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25ee7a097186264c92e9f1102af765679abe1099845dd10fa2502d54130f1d5b. 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/4ye4xYyoAyYeQA3qQB1g82.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/4ye4xYyoAyYeQA3qQB1g82.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2bf1f96479c570b5fa0fc5a2a28dcbc6311d5dd74334dc4751ab7159b64c9c9. 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/0iYOI54bvn1ryIuV731i8H.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/0iYOI54bvn1ryIuV731i8H.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6c080fe1bfbb0e32ac331c1346e720e9b489569242da25b455d24605353fc48. 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/6J6jrL1dqm6YmMRIdCGZLt.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/6J6jrL1dqm6YmMRIdCGZLt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x345fcd9a6fdb5e2e38b75fa3b28e6d2579810710b1742342ad027e79fb200740. 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/4kltjY5a3uCVw3W1Cd8T1B.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/4kltjY5a3uCVw3W1Cd8T1B.
{"copyright_id":"0x8d7cef530a9be672df3a764fd5e3dfc6a9e3c1f37adec066138d9fb20669f916","isrc":"QZDA62594940","name":"No Es Tan Fácil - En vivo","registered_at":"2026-06-11T02:26:40Z","spotify_id":"4KtfUo11PhoAat5Z06KjoW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d7cef530a9be672df3a764fd5e3dfc6a9e3c1f37adec066138d9fb20669f916. 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/4KtfUo11PhoAat5Z06KjoW.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/4KtfUo11PhoAat5Z06KjoW.
{"copyright_id":"0x8a80f6cdf6b9f42c8628deca7c3929b5248cb04addd8374c35d30f7f1ee57cf3","isrc":"QZDA62594941","name":"Logan - En vivo","registered_at":"2026-06-10T00:31:39Z","spotify_id":"3vr9WlHA1S1QCQovlQ4nTU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a80f6cdf6b9f42c8628deca7c3929b5248cb04addd8374c35d30f7f1ee57cf3. 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/3vr9WlHA1S1QCQovlQ4nTU.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/3vr9WlHA1S1QCQovlQ4nTU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36f656c14676df2e03f2b545d80487290444deb52e7a29308f092324e4c3ff0c. 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/31bEOQmSE6XPMjpumODP8W.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/31bEOQmSE6XPMjpumODP8W.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6752abde465eaa59b0da3a731f4f533f13f2a659e8f5348f7db2606dc0ea5b2. 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/1u7ZPBol9O7SMsLIuYHlCu.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/1u7ZPBol9O7SMsLIuYHlCu.
{"copyright_id":"0x25df7f919de00741d014db06a3f9e6084fd4d7c042f7eddacef79d196bc9e29f","isrc":"QZDA62594944","name":"Cachorra - En vivo","registered_at":"2026-06-09T14:27:05Z","spotify_id":"5DH9h9LmoJFbX4T3G9qVnl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25df7f919de00741d014db06a3f9e6084fd4d7c042f7eddacef79d196bc9e29f. 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/5DH9h9LmoJFbX4T3G9qVnl.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/5DH9h9LmoJFbX4T3G9qVnl.
{"copyright_id":"0xf8f258bbe05a8a913c1f155beb4124fa103cfcd099d26487c01e78344aed586b","isrc":"QZDA62594945","name":"Etapas De Duelo - En vivo","registered_at":"2026-06-11T02:22:10Z","spotify_id":"1mWDRHkCabPqYKcO5ErKsO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8f258bbe05a8a913c1f155beb4124fa103cfcd099d26487c01e78344aed586b. 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/1mWDRHkCabPqYKcO5ErKsO.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/1mWDRHkCabPqYKcO5ErKsO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51be10dc72e9a615be007ffbe7632dfbbd305dc16eb17a689a69b41f19516c86. 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/4R215dTFBGWZqxYkyZ9R51.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/4R215dTFBGWZqxYkyZ9R51.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc47c90f561c24b48fdbf9a8ec88887a724dd5488d19d1770e989d379525fee3. 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/6Uym5xADrpbxOtnCAfP5cB.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/6Uym5xADrpbxOtnCAfP5cB.
{"copyright_id":"0xab57366e296f39a8e992e483bef9e06d9a13e6dd9b930c4d3294bd6dd355dd1e","isrc":"QZDA62594948","name":"Sexo Drogas y Alcohol - En vivo","registered_at":"2026-06-11T02:36:27Z","spotify_id":"2fiLYgdovUVwGPhmaGB97k","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab57366e296f39a8e992e483bef9e06d9a13e6dd9b930c4d3294bd6dd355dd1e. 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/2fiLYgdovUVwGPhmaGB97k.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/2fiLYgdovUVwGPhmaGB97k.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2adc071eacc3ba7e7c9b7c97c49498ac34c3329009155fc41f91fb941a337889. 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/2zEiUPzLQ38gSQwibxWofN.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/2zEiUPzLQ38gSQwibxWofN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00b1b24b898602970952de9706c43e4762a32cf71c6b447d5939d618bb1539d7. 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/0bkZCmnUBloNzaRXvgTIMO.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/0bkZCmnUBloNzaRXvgTIMO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b775ac4f61f657214ee3e23af6910b695c06c8ccce014dd9cfbc7b0f807412a. 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/1fTsmyUSpnwm1Io7U1o98M.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/1fTsmyUSpnwm1Io7U1o98M.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x900a201b4c91396cd07be5a914034437116c39cd36ef64b2c548a94addf029c0. 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/4xjYRrEYqUYXfKFScu5yZB.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/4xjYRrEYqUYXfKFScu5yZB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02094202505ef92d652274bf611f570ac0ec0405026c47275daac29dc4d66e3d. 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/2fJTp2QUZv4svjOy2VhdXb.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/2fJTp2QUZv4svjOy2VhdXb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41bae77be5c02f22ec4608492e8231e548d57cda8dcd80d4abecaa3f8b20f1c7. 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/3WQoY1iw1nmaqEMUD5Nbq2.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/3WQoY1iw1nmaqEMUD5Nbq2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x720fcc49cc05b89cde81ecb9459442d3f6246b0d5380187e6ade3729b693579c. 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/0AazWZ4XRafU3gsK97ygcV.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/0AazWZ4XRafU3gsK97ygcV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e62f7b49898a74133afe0dbdf738d58e9792952033c12af69f7a64e666d8eab. 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/4NdfEUgKvAgI1kGBHVSF8m.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/4NdfEUgKvAgI1kGBHVSF8m.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x40382206713838beaa6462da4e2e9f364dc5d3c71d0143f60e7f9366d112371e. 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/6SjLpTrC7glVFPX2Mrr5kM.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/6SjLpTrC7glVFPX2Mrr5kM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63004ec7130edc9fef5308981e38f0dc5c8601364a886a54889d8f6cfeba806e. 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/2Oji7gRvQoUu73zIEbNGXS.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/2Oji7gRvQoUu73zIEbNGXS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19a88f1df1f9004783390a754cc141711e925df89b72b75a3a027c7570ae9d38. 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/08qbYlOMCfkxRDMrCSFanB.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/08qbYlOMCfkxRDMrCSFanB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2994e59609aa348d48c7bd78f70e3eacc7f8d2c781e202f2b5b06f01d48d89c. 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/25q72hsceHjdX10mIwWSAq.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/25q72hsceHjdX10mIwWSAq.
El Perro & No Es Tan Fácil (Extraído de La Pelea) [En vivo]
{"copyright_id":"0x86298fcc5f0518927df0fa1f4deb0ed00cedc71efed2d686d97e5aa7cfe3c527","isrc":"QZDA52533352","name":"El Perro - En vivo","registered_at":"2026-06-11T02:30:08Z","spotify_id":"7pGvXcv2xrdBWqlDcK9iLA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86298fcc5f0518927df0fa1f4deb0ed00cedc71efed2d686d97e5aa7cfe3c527. 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/7pGvXcv2xrdBWqlDcK9iLA.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/7pGvXcv2xrdBWqlDcK9iLA.
{"copyright_id":"0x90fbb3d3faa07a8cfe39e172f5e91fcbbe907eb5a7fc7a4b24362581d155c4d8","isrc":"QZDA52533353","name":"No Es Tan Fácil - En vivo","registered_at":"2026-06-21T19:30:06Z","spotify_id":"12c6KA4tqTCG6JkeXmYDqJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90fbb3d3faa07a8cfe39e172f5e91fcbbe907eb5a7fc7a4b24362581d155c4d8. 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/12c6KA4tqTCG6JkeXmYDqJ.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/12c6KA4tqTCG6JkeXmYDqJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e22fa8797b230eec5f7383255796c56f9ee1796ddacd4984af49e5a6fd9d1bd. 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/58qeZNMiBGHPlIu70fZXu5.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/58qeZNMiBGHPlIu70fZXu5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x466dec8861b3300f63a484788ab3927adcd426ded1f3868e3ab99e63e3379681. 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/5ZnltX1kJ70JF9ezxL70bm.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/5ZnltX1kJ70JF9ezxL70bm.