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 0x8772209ab5391de56d09e9505c06ac9ce5b6cb863276e2e963b68f72e9e80fd8. 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/3eee6c1f-20c6-485d-b24b-f0a7a67b5ef0.json and https://artists.proofprofile.net/proofs/artist/3eee6c1f-20c6-485d-b24b-f0a7a67b5ef0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x92cf96154db3a276ce9d4fb433144bb9a5562b690f84b28e17eb9cb61ddcedf5","isrc":"ES5701800916","name":"Otras Se Pierden","registered_at":"2026-06-01T06:12:43Z","spotify_id":"3SvbcJH2seu1zs0PMjPS6F","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 0x92cf96154db3a276ce9d4fb433144bb9a5562b690f84b28e17eb9cb61ddcedf5. 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/3SvbcJH2seu1zs0PMjPS6F.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/3SvbcJH2seu1zs0PMjPS6F.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x973d38b815761fe030ef57d88820ed0c50981ad4c54a8131583c81b2d31cdaa3. 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/6vJSBlhgcGFTnHn3UsHgpt.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/6vJSBlhgcGFTnHn3UsHgpt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x723ad3b9a3c433770f8c747ba9c941d3448d25256c5916f8ee5f4074364a161d. 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/1mlGScrDQqHqmhdIqE8MmA.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/1mlGScrDQqHqmhdIqE8MmA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71511586763228e19334e66fa0afff08ff4ceb3f64820c8cc635c52bd1fe065c. 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/7ad3XBdqiGoGIuJ836YWr5.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/7ad3XBdqiGoGIuJ836YWr5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x292298091dd65ef8aab26799cecd906cc0eeae357becb56a6b973dbd75014ff8. 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/4khWEpnaijN0G1x019Uzdr.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/4khWEpnaijN0G1x019Uzdr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd886ef42a4359d5716a2600afb4e8bf352ad39d0c6aa37239d8db0e047ce8851. 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/08K2f894fe9zB5Ohd6H1C6.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/08K2f894fe9zB5Ohd6H1C6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7041515af71b5c02ab8817a9c8f92aab826893b27a3c186e160d88834f49d0c1. 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/3iyCM8b7clmfGHTAeIzFHK.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/3iyCM8b7clmfGHTAeIzFHK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a0687d555f5fafac555aa7e43dd509c6522e0235a9c81da221e96a6167cac67. 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/1uFl33ahAD59XrccuSxpkz.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/1uFl33ahAD59XrccuSxpkz.
{"copyright_id":"0x9eb814788c4414d1b2b9e7e7a8cdf15efe780f7721de38f569ab5ac6f1462ef5","isrc":"ES5701800914","name":"Maldita Costumbre","registered_at":"2026-06-01T11:08:27Z","spotify_id":"5cWIowEZxB2FkZ1Hzqpwjl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9eb814788c4414d1b2b9e7e7a8cdf15efe780f7721de38f569ab5ac6f1462ef5. 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/5cWIowEZxB2FkZ1Hzqpwjl.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/5cWIowEZxB2FkZ1Hzqpwjl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c44cb4a07b67df37677decf9ea158152810e8ac34a1d3b93bc1812f6bdb9100. 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/71iAechwVKGu26pahzFL0k.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/71iAechwVKGu26pahzFL0k.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf86f8f9289c6fc22ac26763b3d8384e465b74601462efe12dea3999284118648. 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/6z1wOs7wdx5HSn6PMDoc4s.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/6z1wOs7wdx5HSn6PMDoc4s.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5835d4b59ad9522f97f9650390d8aa6bd5e99187ea816c7484934a0e7bfcffd0. 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/5T1MmDTBxXdCzIK0d76fQs.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/5T1MmDTBxXdCzIK0d76fQs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x348fdfcf12d234688eb92acd63b0cfad40037ba6f8590c956f81dbd2b3742ace. 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/3CGPWcU0S3tnb1hSvtyBmj.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/3CGPWcU0S3tnb1hSvtyBmj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92cf96154db3a276ce9d4fb433144bb9a5562b690f84b28e17eb9cb61ddcedf5. 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/3PA85R08a2aRI4H4eEuAZ5.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/3PA85R08a2aRI4H4eEuAZ5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x973d38b815761fe030ef57d88820ed0c50981ad4c54a8131583c81b2d31cdaa3. 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/4NiITCc4gDXURoiQ5a7sjj.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/4NiITCc4gDXURoiQ5a7sjj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x723ad3b9a3c433770f8c747ba9c941d3448d25256c5916f8ee5f4074364a161d. 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/5OEm8bMlNR0wderZC0eLaZ.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/5OEm8bMlNR0wderZC0eLaZ.
{"copyright_id":"0x71511586763228e19334e66fa0afff08ff4ceb3f64820c8cc635c52bd1fe065c","isrc":"ES5701800917","name":"Cuando El Amor Se Escapa","registered_at":"2026-06-03T06:06:59Z","spotify_id":"5Vf1o7LmakEvwoqNyZfcDj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71511586763228e19334e66fa0afff08ff4ceb3f64820c8cc635c52bd1fe065c. 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/5Vf1o7LmakEvwoqNyZfcDj.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/5Vf1o7LmakEvwoqNyZfcDj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x292298091dd65ef8aab26799cecd906cc0eeae357becb56a6b973dbd75014ff8. 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/1dwAoZwW2cCgIYV1QljsAq.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/1dwAoZwW2cCgIYV1QljsAq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd886ef42a4359d5716a2600afb4e8bf352ad39d0c6aa37239d8db0e047ce8851. 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/2eGXSIvfRDo3Dp6D7cYRJw.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/2eGXSIvfRDo3Dp6D7cYRJw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7041515af71b5c02ab8817a9c8f92aab826893b27a3c186e160d88834f49d0c1. 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/1TT53fQv1l4HRUjTbjDFHC.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/1TT53fQv1l4HRUjTbjDFHC.
{"copyright_id":"0x8a0687d555f5fafac555aa7e43dd509c6522e0235a9c81da221e96a6167cac67","isrc":"ES5701800913","name":"Yo No Merezco Volver","registered_at":"2026-06-03T10:02:30Z","spotify_id":"4SHXyYTx6bLEkeT8jKagAL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a0687d555f5fafac555aa7e43dd509c6522e0235a9c81da221e96a6167cac67. 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/4SHXyYTx6bLEkeT8jKagAL.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/4SHXyYTx6bLEkeT8jKagAL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9eb814788c4414d1b2b9e7e7a8cdf15efe780f7721de38f569ab5ac6f1462ef5. 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/1v1bvJ1biTrWljq6GvH29f.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/1v1bvJ1biTrWljq6GvH29f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c44cb4a07b67df37677decf9ea158152810e8ac34a1d3b93bc1812f6bdb9100. 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/7ohck97HOoIQvt32YpmP3h.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/7ohck97HOoIQvt32YpmP3h.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf86f8f9289c6fc22ac26763b3d8384e465b74601462efe12dea3999284118648. 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/6uaoGR1oxGJAjIzrB5s5yb.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/6uaoGR1oxGJAjIzrB5s5yb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5835d4b59ad9522f97f9650390d8aa6bd5e99187ea816c7484934a0e7bfcffd0. 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/2GyyYYcVtgcS7oqiJ8xUPO.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/2GyyYYcVtgcS7oqiJ8xUPO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3bbd86eedafb2c7aa13ad6dbe928429470264b162960a32779fcdf66d4ffa846. 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/0z5ORPHUxBvTb6ff1Ivi3m.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/0z5ORPHUxBvTb6ff1Ivi3m.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc4953c891b2da5d481ada49337c6b26d8fbb1f7de6087b9046997462e3abebf. 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/24O1dTyT0zcs4fnQHm6OQB.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/24O1dTyT0zcs4fnQHm6OQB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7e6799a1db92f37c1b549d356806567295bd1af6d4162c3259cd3b0b857ffee. 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/2kVtMvrlcK5SRxZvdHgTzn.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/2kVtMvrlcK5SRxZvdHgTzn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf72f410831e5374630ef89707108c1c8238154c74b652a8f1e180b2d6e46d0b2. 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/2V4hc5gplg7EXlrRUvD4rp.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/2V4hc5gplg7EXlrRUvD4rp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5d24cb8f2a5c2f8c59fd1b998861331281a1d856d2e8935baaeea4907d1ca18. 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/3p770TQzJS3rNUHlDGV54Q.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/3p770TQzJS3rNUHlDGV54Q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48a74339bbd61528036c118eb5ba6130239d6edae7fdcffe9f43d35c20ce5304. 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/0vNt2CC3gzdYyK16nVjCDE.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/0vNt2CC3gzdYyK16nVjCDE.
{"copyright_id":"0xc681c3d431bb3458d1f7e8110cf292676ad9b45ba3afb484c7adbc403e5967f3","isrc":"USUM71710359","name":"Sé Que Te Duele - Live","registered_at":"2026-06-07T10:55:19Z","spotify_id":"5sO7ilpnEsBgzrpB18vEUp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc681c3d431bb3458d1f7e8110cf292676ad9b45ba3afb484c7adbc403e5967f3. 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/5sO7ilpnEsBgzrpB18vEUp.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/5sO7ilpnEsBgzrpB18vEUp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x292298091dd65ef8aab26799cecd906cc0eeae357becb56a6b973dbd75014ff8. Chain 2 (Bitcoin): anchored in block 957020 (2026-07-07T09:18:01Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/75fFeXGZ4d3GfRVlFriimf.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/75fFeXGZ4d3GfRVlFriimf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x723ad3b9a3c433770f8c747ba9c941d3448d25256c5916f8ee5f4074364a161d. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3JIq20nwV2N0IGvmAXFjXk.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/3JIq20nwV2N0IGvmAXFjXk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c44cb4a07b67df37677decf9ea158152810e8ac34a1d3b93bc1812f6bdb9100. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7hZ67tubYl1D9aPdF9RVCU.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/7hZ67tubYl1D9aPdF9RVCU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf72f410831e5374630ef89707108c1c8238154c74b652a8f1e180b2d6e46d0b2. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5cGkZS1eVrAjyq6tG2fbfz.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/5cGkZS1eVrAjyq6tG2fbfz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe57baaadbbcd4fc3fc49761266f3db5810c2f5e43f6ff7cd5baaef97dc773294. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0kL47WiBZPOcIQt7NeKQgG.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/0kL47WiBZPOcIQt7NeKQgG.
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