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 0x0cc230f9b0f98d9c02957215af85ab3d544e95558b10f2acc4bf36d7f58faf2f. 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/2b0ac9cf-5989-4029-b3ea-35d0f07239fb.json and https://artists.proofprofile.net/proofs/artist/2b0ac9cf-5989-4029-b3ea-35d0f07239fb.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x07641d53a90c98b82a1cc15de34beb42ea6bd0bda7d1fb676848330330db40e9","isrc":"GBLFP2261397","name":"Soft Life","registered_at":"2026-06-20T11:59:48Z","spotify_id":"0AuPeqC9VDD3UqmHPZlddu","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 0x07641d53a90c98b82a1cc15de34beb42ea6bd0bda7d1fb676848330330db40e9. 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/0AuPeqC9VDD3UqmHPZlddu.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/0AuPeqC9VDD3UqmHPZlddu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fd0ee5d67bc6497cf87dde6cdd31575dce551411c0e2eb414f9de5438140143. 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/6ysrsFj81F7QRSZpGvGt2t.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/6ysrsFj81F7QRSZpGvGt2t.
One Time (Precision Productions & Samman Remix)
One Time - Precision Productions & Samman Remix
Vroom - The FaNaTiX, Idris Elba, Lil Tjay, Davido, Koffee, Moelogo| PS5, PS4 - from GRAN TURISMO 7
Vroom - The FaNaTiX, Idris Elba, Lil Tjay, Davido, Koffee, Moelogo| PS5, PS4 (from GRAN TURISMO 7)
{"copyright_id":"0xb65cdb238a7dac0992fa3fd8c1b6bc63ec928dad237cae5c15089e161b60b92b","isrc":"GBARL2200182","name":"Vroom - The FaNaTiX, Idris Elba, Lil Tjay, Davido, Koffee, Moelogo| PS5, PS4 - from GRAN TURISMO 7","registered_at":"2026-06-04T06:50:45Z","spotify_id":"6ApEaAL5iuN3cOwSoAbY1d","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb65cdb238a7dac0992fa3fd8c1b6bc63ec928dad237cae5c15089e161b60b92b. 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/6ApEaAL5iuN3cOwSoAbY1d.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/6ApEaAL5iuN3cOwSoAbY1d.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x747e6ea82129658414dc1ebd2398cc02e7b654e29dce208d0a005592232052b8. 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/6tgSxgv4moPC3XvX11SKhs.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/6tgSxgv4moPC3XvX11SKhs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4cd4abbcbf97f9ce00894911840282a9684608f39367287704503808fbd30e97. 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/4wFYeUhKGMJOhMY3DKtjci.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/4wFYeUhKGMJOhMY3DKtjci.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7422e398d39f2455ce2dd546bed4eae0d53f34c4a3c9f1f6c3132a0b23ba7ea. 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/1juqllEFASWHXqubl672Cl.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/1juqllEFASWHXqubl672Cl.
{"copyright_id":"0xc2be398c3a5abc7b32dcdaff61333b4bf5c617e75b631486c386ad7628bbc5b1","isrc":"GBLFP1598748","name":"Gift To You","registered_at":"2026-06-21T22:43:19Z","spotify_id":"3Oh8EU5dyCEpJdupzfy1Nd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2be398c3a5abc7b32dcdaff61333b4bf5c617e75b631486c386ad7628bbc5b1. 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/3Oh8EU5dyCEpJdupzfy1Nd.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/3Oh8EU5dyCEpJdupzfy1Nd.
Welcome to the Factory Afrobeat Bangers, Vol.1
{"copyright_id":"0xae18b8a44631ec324154be4499c2f5e2a2d3de28b7286dea8ca97a60ef49e3a4","isrc":"TCACQ1633276","name":"Figures (feat. Moelogo)","registered_at":"2026-06-27T00:34:38Z","spotify_id":"42XPkR6kXLReBDwVOVPAWg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae18b8a44631ec324154be4499c2f5e2a2d3de28b7286dea8ca97a60ef49e3a4. 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/42XPkR6kXLReBDwVOVPAWg.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/42XPkR6kXLReBDwVOVPAWg.
{"copyright_id":"0x74fe6a7c627bbe790be827e3b5f712829030ab23aa4f6af3262ed8810e66c2ee","isrc":"GBLFP1798139","name":"More Money","registered_at":"2026-06-23T02:47:29Z","spotify_id":"0LOhtdVTC3qZ1MNKSHE7Yq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74fe6a7c627bbe790be827e3b5f712829030ab23aa4f6af3262ed8810e66c2ee. 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/0LOhtdVTC3qZ1MNKSHE7Yq.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/0LOhtdVTC3qZ1MNKSHE7Yq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x803bc0e0cd27787c4cfcf49b34f647471536521f42b73956b3e471eac81c868e. 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/5fK16OzDFTk3vdKJkHNbHA.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/5fK16OzDFTk3vdKJkHNbHA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f5667047edf0b0ea53f0d9f4dc83344f17aa145f95f18e987574f97c0013f83. 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/3dwPwEMABYeF7KLOHUN5a4.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/3dwPwEMABYeF7KLOHUN5a4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2d9b68c891c6e7d05a5664a218ac8cc2c1ee9295ecb88e637df0947ae348c1f. 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/5kQ2iY2XlW9np6QvifOWzC.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/5kQ2iY2XlW9np6QvifOWzC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5eea51ad5ce23f62bd55589ba7bc313d382baca996c672408ac4065521cdf723. 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/6TTF2HXTStGInMTFGp5d3U.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/6TTF2HXTStGInMTFGp5d3U.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b7b5c56d08e48eb2d3d71ae09ab49879706cf56c5f2e119ca96a905ed550970. 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/01knHjJvJntmRiSgMsx2Pi.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/01knHjJvJntmRiSgMsx2Pi.