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 0x0d744703ef487154508b964bd1bda48a8e5997cc04f8c2c7ae52e6c354bb6bad. 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/fc060c1d-20c6-48ec-b2da-ac93f9f6bf8a.json and https://artists.proofprofile.net/proofs/artist/fc060c1d-20c6-48ec-b2da-ac93f9f6bf8a.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 0xf7bcb9f3779e5f0bb277bd7f6a06ab9a3031a048d82c85889f508ab5d738fb83. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2L4E9Ptv28ack1tKqkHtK3.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/2L4E9Ptv28ack1tKqkHtK3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54b2f8449f5598951d92f5413df727cba5a658171f193b0cdb3450a29bdfc56c. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3jaBH9HPlzUWu3HOv1AGtu.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/3jaBH9HPlzUWu3HOv1AGtu.
{"copyright_id":"0x1d9f96d06ccea750bf7b35099a5eecfe7a71479966888e3dd5a71939054e9299","isrc":"QM4TW1674856","name":"El Último Orador","registered_at":"2026-06-11T03:07:27Z","spotify_id":"75pXUVeJlbhXclPZSCeZBb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d9f96d06ccea750bf7b35099a5eecfe7a71479966888e3dd5a71939054e9299. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/75pXUVeJlbhXclPZSCeZBb.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/75pXUVeJlbhXclPZSCeZBb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1c1ee86ca21cb407ad294003da627a579d7b5a11ab459e8eeeb74e3149c539c. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3zlOSjGVmd6wVkhSxv9vYq.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/3zlOSjGVmd6wVkhSxv9vYq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b755e2c1a2c0a8dd2ee09d4bf1301b474b1a0a506bab4d8c716f504f58be241. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/33fC2QkkVafdBcFhkYltz1.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/33fC2QkkVafdBcFhkYltz1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc892d125f09f5a6c547bee2e9be0f607680ee3a19c6cf682bc48b886735ab760. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1B5TYz6c4wdNOKffIZz0Qa.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/1B5TYz6c4wdNOKffIZz0Qa.
{"copyright_id":"0xf7bcb9f3779e5f0bb277bd7f6a06ab9a3031a048d82c85889f508ab5d738fb83","isrc":"QM4TW1674853","name":"Viento Constante","registered_at":"2026-06-08T20:51:59Z","spotify_id":"7IrGC2gNQ1jgDhDVQGpk6n","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7bcb9f3779e5f0bb277bd7f6a06ab9a3031a048d82c85889f508ab5d738fb83. 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/7IrGC2gNQ1jgDhDVQGpk6n.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/7IrGC2gNQ1jgDhDVQGpk6n.
{"copyright_id":"0xc39bcc157e8e8baa6426c8adc4b58528e6aa9133e9c605b520eed046bd78d15d","isrc":"QM4TW1674854","name":"Word is Bond","registered_at":"2026-06-09T09:27:14Z","spotify_id":"7aWR0CYPjbEOUwemCqoGCc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc39bcc157e8e8baa6426c8adc4b58528e6aa9133e9c605b520eed046bd78d15d. 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/7aWR0CYPjbEOUwemCqoGCc.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/7aWR0CYPjbEOUwemCqoGCc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54b2f8449f5598951d92f5413df727cba5a658171f193b0cdb3450a29bdfc56c. 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/1aTzh93eeoZuwSL4Ay0H3y.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/1aTzh93eeoZuwSL4Ay0H3y.
{"copyright_id":"0x1d9f96d06ccea750bf7b35099a5eecfe7a71479966888e3dd5a71939054e9299","isrc":"QM4TW1674856","name":"El Último Orador","registered_at":"2026-06-11T03:07:27Z","spotify_id":"0qWTSkYEnDPVzTZkPW5qZH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d9f96d06ccea750bf7b35099a5eecfe7a71479966888e3dd5a71939054e9299. 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/0qWTSkYEnDPVzTZkPW5qZH.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/0qWTSkYEnDPVzTZkPW5qZH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1c1ee86ca21cb407ad294003da627a579d7b5a11ab459e8eeeb74e3149c539c. 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/1bEdjw1fJ6AHmufXatgAG5.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/1bEdjw1fJ6AHmufXatgAG5.
{"copyright_id":"0xe8d155943c81e40104a92eb562a8faec8138ebb9f61ac727c2334a27fda8383d","isrc":"QM4TW1674858","name":"En Cualkier Parte","registered_at":"2026-06-07T20:32:30Z","spotify_id":"3slYuRosVil9qBCCvDcG6u","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8d155943c81e40104a92eb562a8faec8138ebb9f61ac727c2334a27fda8383d. 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/3slYuRosVil9qBCCvDcG6u.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/3slYuRosVil9qBCCvDcG6u.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c19256a1f739f4545bf24a80eab0a776a90ffa354c02bb18918af82f2e7086e. 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/3NlIrCmyMSuI8PCh7Ijoo7.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/3NlIrCmyMSuI8PCh7Ijoo7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b755e2c1a2c0a8dd2ee09d4bf1301b474b1a0a506bab4d8c716f504f58be241. 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/5pYSR2ROvRFwutFfMED4aY.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/5pYSR2ROvRFwutFfMED4aY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc892d125f09f5a6c547bee2e9be0f607680ee3a19c6cf682bc48b886735ab760. 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/748yJIFoCU3wuneznmRBLM.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/748yJIFoCU3wuneznmRBLM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41218fc359005c01dc5b2f65a6fc374c1124dc845cf87cb4cc53cfd0949ce3a4. 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/5ZtJASiRtmh6waP39IExjV.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/5ZtJASiRtmh6waP39IExjV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3333c8526310cd190fed2314f54039a2bc334ebbd73d77fd5e1cffd4dc704dc6. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5iv5N153CntYMaiRxtNirJ.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/5iv5N153CntYMaiRxtNirJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc7e387a3e5c534844e082e71c8f6ba5b9180ee01fe4bf70b7a25e3de03069dd. Chain 2 (Bitcoin): anchored in block 956440 (2026-07-03T04:03:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6R3bJ3zv51BrPQbFAtPpxj.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/6R3bJ3zv51BrPQbFAtPpxj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3333c8526310cd190fed2314f54039a2bc334ebbd73d77fd5e1cffd4dc704dc6. 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/6R5OHX1YpIoPj0x5ygPUSg.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/6R5OHX1YpIoPj0x5ygPUSg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ce9b7a4ed9c770e4827412301fbc25dbbfb8851c25c6116a6670ef592e53287. 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/7HcVkBfVUIXJuF79RyyURI.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/7HcVkBfVUIXJuF79RyyURI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f27fca306d0dcf14cdb7b6e5adf879d62ad1f88711a4cd8185063894c1f4cf5. 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/2TVscvZyBMB9k9lKo4Ocsp.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/2TVscvZyBMB9k9lKo4Ocsp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc7e387a3e5c534844e082e71c8f6ba5b9180ee01fe4bf70b7a25e3de03069dd. 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/7hdj3lXZ1tmR5xb5UXmwnG.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/7hdj3lXZ1tmR5xb5UXmwnG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8dd247f0f102800d53f4500e7a64ace327a9e653a096d40cfea5c1583a3149d. 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/73qVMjXRBZa2tebaN6M67u.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/73qVMjXRBZa2tebaN6M67u.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66a154f78a1e2a7588d864e2e98203c748c94ac3e3b91985303a83ac31e422d1. 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/5XroeKeRBy5xNnIafz5ikP.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/5XroeKeRBy5xNnIafz5ikP.
{"copyright_id":"0xe06a34db3774c5ed1040a5b597b8086ac12a6e1937ad51aca52cf2021dde58cd","isrc":"COA6W2102933","name":"Quién Es","registered_at":"2026-06-10T08:41:48Z","spotify_id":"0akmqzYzBPOstJyffKlVah","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe06a34db3774c5ed1040a5b597b8086ac12a6e1937ad51aca52cf2021dde58cd. 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/0akmqzYzBPOstJyffKlVah.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/0akmqzYzBPOstJyffKlVah.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe36f1968fc742594b277621378504a441637c9de58b63d53efb12f48158a30f. 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/5Z6ONbOd9cYnWNhL2IzF7I.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/5Z6ONbOd9cYnWNhL2IzF7I.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1fcda23bf7cdfff71cdb5bee8d5aa8223059b9a94e26582233ee2c852df4048. 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/0FlvpuScTr3VOWUAWKX6w2.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/0FlvpuScTr3VOWUAWKX6w2.
{"copyright_id":"0xd0b70a0bdb40ffae5cb4824f840e609bf7c81d90a4158927b0fc26f3d15e1513","isrc":"COA6W2102936","name":"Vive O Muere","registered_at":"2026-06-20T13:58:10Z","spotify_id":"23D4CidVQUnEKahOHJuuAZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0b70a0bdb40ffae5cb4824f840e609bf7c81d90a4158927b0fc26f3d15e1513. 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/23D4CidVQUnEKahOHJuuAZ.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/23D4CidVQUnEKahOHJuuAZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf93f14a48bce7591e3efb4d4883f2c9b914e8c05d02467ed38ae8548514ba685. 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/17kNT6D9c3diOo35ON3JaN.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/17kNT6D9c3diOo35ON3JaN.
{"copyright_id":"0x09361e3e2da344f6f79cce288fe8d10409762265d6d3adbfbaa2598ef0eff069","isrc":"COA6W2102938","name":"Secreto (Skit)","registered_at":"2026-06-20T02:50:07Z","spotify_id":"1Twt9UtJCKBlLQt1tEdavv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09361e3e2da344f6f79cce288fe8d10409762265d6d3adbfbaa2598ef0eff069. 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/1Twt9UtJCKBlLQt1tEdavv.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/1Twt9UtJCKBlLQt1tEdavv.
{"copyright_id":"0xbf98ce171c2e93a0c6790d728cb6f8f9cd61f860f19ec495ee91851dd8e6c9fe","isrc":"COA6W2102939","name":"No Me Canso","registered_at":"2026-06-19T19:00:44Z","spotify_id":"7AyPMVOmstmF7y0RYyd4hP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf98ce171c2e93a0c6790d728cb6f8f9cd61f860f19ec495ee91851dd8e6c9fe. 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/7AyPMVOmstmF7y0RYyd4hP.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/7AyPMVOmstmF7y0RYyd4hP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x923ed8bed69804c252d724d167f864a07133598b873eb189e0eae6b989755b68. 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/4mSlIQ1F9Atu0HL7WdjicI.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/4mSlIQ1F9Atu0HL7WdjicI.
{"copyright_id":"0xab7222a12e0812d74d81a84c481388867e8ebea7593a62fab6ab72f587cab4ba","isrc":"COA6W2102941","name":"Sol De Lluvia","registered_at":"2026-06-21T12:11:42Z","spotify_id":"0cZgawHztptB6bSpHKUaHQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab7222a12e0812d74d81a84c481388867e8ebea7593a62fab6ab72f587cab4ba. 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/0cZgawHztptB6bSpHKUaHQ.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/0cZgawHztptB6bSpHKUaHQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b7b5f89af9d9a0d7a675e55de1817d8f88638756f33c9390df4602ecc5d8798. 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/169Stxh6ZnHavcCrwFcE1S.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/169Stxh6ZnHavcCrwFcE1S.
{"copyright_id":"0xe1daf998988dc4250f5340eef2dd2eb856a38d2cab603f6e6b46b566562c638c","isrc":"COA6W2102943","name":"Palo Santo","registered_at":"2026-06-20T13:56:28Z","spotify_id":"7ybMjEzL2AfhIK4zNlmaUy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1daf998988dc4250f5340eef2dd2eb856a38d2cab603f6e6b46b566562c638c. 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/7ybMjEzL2AfhIK4zNlmaUy.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/7ybMjEzL2AfhIK4zNlmaUy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1fcda23bf7cdfff71cdb5bee8d5aa8223059b9a94e26582233ee2c852df4048. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3wvBhjhSrEOjzxXEGK1hLM.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/3wvBhjhSrEOjzxXEGK1hLM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a15c5b9c747a813a82c10d2d1195a8059f261b06160b09aec84a07199f07471. 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/1JRP3mrVJci7O62A0N9kIc.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/1JRP3mrVJci7O62A0N9kIc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4164b93887b5ecde448d33bb8bbb3bdd4b5cc7c809531a587f47914003cc7e5f. 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/5Kq6UvS8067qkmz59zg4Rg.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/5Kq6UvS8067qkmz59zg4Rg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71d33767f115d5248c6a51dd740d4ad8fba19d85c59ce8a2cc9bd40cea8747ac. 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/1Pa9Ia0L38TAj9fbwB7xqy.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/1Pa9Ia0L38TAj9fbwB7xqy.