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 0x82fd2a189884b8099f795173242c4890afe055ace74f3f23c439131010a00247. 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/a0cdbcf8-2e3a-4223-932c-9a21f90e4f39.json and https://artists.proofprofile.net/proofs/artist/a0cdbcf8-2e3a-4223-932c-9a21f90e4f39.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 0xf275b05399d4cdf9686d40a9841225435781bf6325ca8543d39804eaa9f18182. 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/6KV962xX2P3c2nh8NHxs72.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/6KV962xX2P3c2nh8NHxs72.
{"copyright_id":"0xd0fcbfd98ebc0b0e520d5d0accd38fd8d3b20fcd829a9901a82fc820d62baef5","isrc":"DESV61400082","name":"Music Is My Guru - Radio Mix","registered_at":"2026-06-29T13:33:54Z","spotify_id":"3nOlRYvbKl8nPUKgWzMvO2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0fcbfd98ebc0b0e520d5d0accd38fd8d3b20fcd829a9901a82fc820d62baef5. 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/3nOlRYvbKl8nPUKgWzMvO2.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/3nOlRYvbKl8nPUKgWzMvO2.
{"copyright_id":"0xde748e8dc6e1350426677e2b4dae938d8a80739f87a829a966a0c83d9e04b561","isrc":"SE4MF2100337","name":"Alma Zen - Slow Nomaden Remix","registered_at":"2026-06-20T10:48:24Z","spotify_id":"27e5HZroiBPgYjRFVZPqSe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde748e8dc6e1350426677e2b4dae938d8a80739f87a829a966a0c83d9e04b561. 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/27e5HZroiBPgYjRFVZPqSe.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/27e5HZroiBPgYjRFVZPqSe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x448f6989008c6f547d0dcee363a3130474f00d1f3e7544f852885ecd16cf98d5. 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/1KYLEmYHG5gHEJI0JkxiWN.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/1KYLEmYHG5gHEJI0JkxiWN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5920885aadf3853e64c087168056dee73bf023e1ada13f7c10e014adfffc1530. 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/6GwVuZ5VtLIVjmPOkuonle.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/6GwVuZ5VtLIVjmPOkuonle.
{"copyright_id":"0xe8554677f636307ab15432cb4fa970550df6c87fdef3c251a8f676f1ad4264f3","isrc":"US83Z2148724","name":"Ketri - Zuma Dionys Remix - Mixed","registered_at":"2026-06-07T14:58:37Z","spotify_id":"2wzk0IprbWmYFcHkvhGk65","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8554677f636307ab15432cb4fa970550df6c87fdef3c251a8f676f1ad4264f3. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2wzk0IprbWmYFcHkvhGk65.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/2wzk0IprbWmYFcHkvhGk65.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dd9f539cf439b20a955529029fc02276289377052ac53c6f90cfcb4a5eb7092. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6k75GiJsYfQRI26fqYdBiD.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/6k75GiJsYfQRI26fqYdBiD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3eea408ed823668f4c4ac87041980dd1c93a16bdde457f25ab8fce94353832f5. 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/08tspydG6hcXen77KxrRrY.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/08tspydG6hcXen77KxrRrY.
Organic House Pounding Heart Grooves, Vol. 1
Electronic Butterfly Organic House Finest, Vol. 1
{"copyright_id":"0x93c85c7c1991d6c54b5f88f6308058d7b45e33d4bacd9fe37b8740adcf47aef7","isrc":"GRHUB2110019","name":"Hijos De La Tierra - Slow Nomaden Remix","registered_at":"2026-06-11T11:38:52Z","spotify_id":"12DsrCiKHwaiR01opTg8pn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93c85c7c1991d6c54b5f88f6308058d7b45e33d4bacd9fe37b8740adcf47aef7. 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/12DsrCiKHwaiR01opTg8pn.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/12DsrCiKHwaiR01opTg8pn.
{"copyright_id":"0xfc8942ba3d9c002807709bc97e2c82f442f0a127cb89a53a2cdffde59bf6ad57","isrc":"QZ5FN1995531","name":"Byzantine Call - Slow Nomaden Remix","registered_at":"2026-06-23T13:59:38Z","spotify_id":"6bbuOGT3Fn4ypqem4XO5CU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc8942ba3d9c002807709bc97e2c82f442f0a127cb89a53a2cdffde59bf6ad57. 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/6bbuOGT3Fn4ypqem4XO5CU.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/6bbuOGT3Fn4ypqem4XO5CU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b7bd949703f8f111e958d308cc3cc27e69632256c223074113fe23275d777e2. 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/2tP46F43h4cO9KiG8QIKvu.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/2tP46F43h4cO9KiG8QIKvu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde748e8dc6e1350426677e2b4dae938d8a80739f87a829a966a0c83d9e04b561. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/74s1wy0gYwe9u1Q3AncwoA.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/74s1wy0gYwe9u1Q3AncwoA.
Mumbai Sunrise - Slow Nomaden Remix - Mixed
Downtempo Organic Frankfurt 002 (DJ Mix)
{"copyright_id":"0xb8a056838098194a2bdf6c32f17bac4ea3aaa36e59a57b4e130184478babca4d","isrc":"US83Z2210436","name":"Mumbai Sunrise - Slow Nomaden Remix","registered_at":"2026-06-23T09:19:35Z","spotify_id":"0erspXprtyWGrpjbnzGkBm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8a056838098194a2bdf6c32f17bac4ea3aaa36e59a57b4e130184478babca4d. 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/0erspXprtyWGrpjbnzGkBm.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/0erspXprtyWGrpjbnzGkBm.