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 0x76fab224e65deb8e4491c16c2fe0fd8eb8da592a676ae451f3a7b3e233e22d7e. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7d172ec5-71d9-4893-871b-0109f7be2984.json and https://artists.proofprofile.net/proofs/artist/7d172ec5-71d9-4893-871b-0109f7be2984.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Mes plus grands succès remixés pour danser tout l'été
La bande à Jacky - Tribute to les Musclés
Toutes des putes - Rasta Blanc Yo Man Remix
Ton corps sur le dance floor - Ibiza Remix
{"copyright_id":"0xcd00ac76039da524ba512e7149e3f48eebd8e6d6fd86d847c7d1386865a38f8c","isrc":"FR9W12105665","name":"Des grosses papouilles","registered_at":"2026-06-18T08:38:25Z","spotify_id":"1iwQU32OE1u5qFtUBeHu9L","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 0xcd00ac76039da524ba512e7149e3f48eebd8e6d6fd86d847c7d1386865a38f8c. 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/1iwQU32OE1u5qFtUBeHu9L.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/1iwQU32OE1u5qFtUBeHu9L.
{"copyright_id":"0xab9eacefafcd9db74f6a3be7708aed6904d7ed4ec8bcf7c7eb923e50ea53c422","isrc":"FR9W12104748","name":"Sac plastique","registered_at":"2026-06-22T14:26:33Z","spotify_id":"11VEHQQt0XPh3v2uOM5gIG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab9eacefafcd9db74f6a3be7708aed6904d7ed4ec8bcf7c7eb923e50ea53c422. 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/11VEHQQt0XPh3v2uOM5gIG.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/11VEHQQt0XPh3v2uOM5gIG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4aec80bb3affce5e15c20c64ac0e1425a043222559971957c63a5acd8c72eb8d. 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/5SFHZsthbyE78eq7VCeK7q.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/5SFHZsthbyE78eq7VCeK7q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69946c955e55e5ab689c59b01f93730de9fb5922dc7e089f3fc43312a3dd5480. 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/5dhnYPVfJfDRU6G50kwxs2.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/5dhnYPVfJfDRU6G50kwxs2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd88d890d3b2cc7d1d92f0306d35878aaf8bf36c52b7482ace52e5fd86dc98fee. 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/4W1wr2J49G3ljzXpu6axPl.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/4W1wr2J49G3ljzXpu6axPl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x386a42cf330735dbcaeae514c2663b4905ee37ca833ee51911f6a359484db60d. 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/2lFQ4ZMHYaZ2l15pJskePa.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/2lFQ4ZMHYaZ2l15pJskePa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47d31a967699724c71825d1c44149d12e523194dae1ba73ad26f95dae24ac8c7. 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/4GMf6GcLiHzjGFke7ZwWsZ.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/4GMf6GcLiHzjGFke7ZwWsZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9ef025b7440f3e8590e185f614fa202795a33a1c94bcbfd3fb283f0156ca08e. 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/5YatXE35EyLNVCCoVQpoBB.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/5YatXE35EyLNVCCoVQpoBB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a6846021a4430c663fe4cca5b23c99ba637f37cff9daf0acff3b1258ed8011d. 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/258x6u0XYxjIbLCr1Yp6wi.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/258x6u0XYxjIbLCr1Yp6wi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde9fd2e55e50a37fe6f56275c5a5e0a41b9273446c7fd2841ad0f765578db80f. 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/5HbcUB1lqdN3kMMBM0rnMa.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/5HbcUB1lqdN3kMMBM0rnMa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4e6033cf14d73d11709053a07b58588bcf8f71415dcd68df25b1ba31af0d5c0. 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/0hCGQVmCA4CoW1MB7OuFPe.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/0hCGQVmCA4CoW1MB7OuFPe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf578b45ef7c7b15e77629a1363e0356e0e06e2a77fcca85fb02628498c3c61e4. 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/5plMlA0jQGaSkx1amziE2g.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/5plMlA0jQGaSkx1amziE2g.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb27d2d7376363ae9024e284a988147c60ed58556ef74a96736f0d2adff0d645c. 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/6bKUaJDMlxRxxPCa8PbhEJ.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/6bKUaJDMlxRxxPCa8PbhEJ.
{"copyright_id":"0xeff75c80d54b239b875b210cad66b9462ff92a1ab3c599bdbe28407a59da3714","isrc":"FR9W11726209","name":"Ton corps sur le dance floor","registered_at":"2026-06-23T22:26:10Z","spotify_id":"5OPx2HnQGFFSIjyDSUAjR2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeff75c80d54b239b875b210cad66b9462ff92a1ab3c599bdbe28407a59da3714. 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/5OPx2HnQGFFSIjyDSUAjR2.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/5OPx2HnQGFFSIjyDSUAjR2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee14935a28b01d4fbc0db3ebfdba4fa446f950772d940bb0b70c93251fddc1b6. 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/783FgXP3cSSReELGj5w6GR.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/783FgXP3cSSReELGj5w6GR.
{"copyright_id":"0x5a71068fefd143d539a1fca7900ce6a7c38e15b95a3ff12b62b1feb348b5f738","isrc":"FR9W11517113","name":"Le roi des animaux","registered_at":"2026-06-23T22:24:32Z","spotify_id":"0MRd4yPiSqjkaRdhrf8T3y","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a71068fefd143d539a1fca7900ce6a7c38e15b95a3ff12b62b1feb348b5f738. 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/0MRd4yPiSqjkaRdhrf8T3y.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/0MRd4yPiSqjkaRdhrf8T3y.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8b7f88bbee915003b976265523fa5f1b07dbe8bc9a6c7b20fba79e5aa64923c. 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/3aUDzZg0ul5oeeLn17Mhh0.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/3aUDzZg0ul5oeeLn17Mhh0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbad722e465e619466c314f2983b0430f55284624cf1e75366bf8509fe4d6e40c. 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/4efie1ysr3fh91gxiu01ql.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/4efie1ysr3fh91gxiu01ql.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0f090a28c62813bf4457d6c6872232eb1c45416f1468b0cc4fa2e8914ab7008. 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/5CPyRdZI2FatQJXXCsI3TL.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/5CPyRdZI2FatQJXXCsI3TL.
{"copyright_id":"0x401188bbde4888baae46dd8169d1576e57ac656179390fe7c9c81aeba0eaf93b","isrc":"FR9W11517123","name":"Quand on est mort","registered_at":"2026-06-21T14:27:08Z","spotify_id":"5YFnICPR3Jc3YPIOlf89oa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x401188bbde4888baae46dd8169d1576e57ac656179390fe7c9c81aeba0eaf93b. 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/5YFnICPR3Jc3YPIOlf89oa.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/5YFnICPR3Jc3YPIOlf89oa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6fe93f97939359bfa50a2ac303a48ae96c17b46686ae900d9a4f027441265be. 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/6aMzX5CQeQF7VSLCIDHt8Z.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/6aMzX5CQeQF7VSLCIDHt8Z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4332d3a13207e6fe9a5d3c378b2edc81b039ace03d41932675626811ab64c8c. 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/6s0bUfM2bUvM0soNnZUq77.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/6s0bUfM2bUvM0soNnZUq77.
{"copyright_id":"0xdd46ab1664042569fc958fddf2c3175c3bf2af21818130618aae5919c1c4cca3","isrc":"FR9W11410645","name":"Les petits secrets","registered_at":"2026-06-09T22:41:36Z","spotify_id":"2vKwQaLnkfCCO7eDDozrzP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd46ab1664042569fc958fddf2c3175c3bf2af21818130618aae5919c1c4cca3. 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/2vKwQaLnkfCCO7eDDozrzP.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/2vKwQaLnkfCCO7eDDozrzP.
Ferme ta gueule et apporte-moi une bière
{"copyright_id":"0xa71d1f33f2bcdd5d6c3575714c7dd59343e700be39cc79839300d514dc53ae4b","isrc":"FR9W11410646","name":"Ferme ta gueule et apporte-moi une bière","registered_at":"2026-06-21T14:29:31Z","spotify_id":"2SNkaGquM1dgYtgfg2oejf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa71d1f33f2bcdd5d6c3575714c7dd59343e700be39cc79839300d514dc53ae4b. 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/2SNkaGquM1dgYtgfg2oejf.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/2SNkaGquM1dgYtgfg2oejf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3b25dce4816c4049b02dfc6c26ec08394a46b3d66a48fcf31b07b96632e1162. 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/3yS9JcKXwj6DiLWN1UIHBB.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/3yS9JcKXwj6DiLWN1UIHBB.
{"copyright_id":"0x17e31dc7e36a571bdd3b35a1b196bcee9ac2bb6e18a42647dc7147c1f01ca6c8","isrc":"FR9W11313524","name":"Toutes des putes","registered_at":"2026-06-06T20:27:19Z","spotify_id":"2eqEddtNCT6EyndfXsxecC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17e31dc7e36a571bdd3b35a1b196bcee9ac2bb6e18a42647dc7147c1f01ca6c8. 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/2eqEddtNCT6EyndfXsxecC.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/2eqEddtNCT6EyndfXsxecC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60fd4c69347811e19ec8b13513b3b4991085b9eb5aecc616abb859183114893e. 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/2CGTaUz13saqi0JdqaNuvJ.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/2CGTaUz13saqi0JdqaNuvJ.
{"copyright_id":"0x7e79f18cdab6bb3b0abab27e724b9fc408882097175ed0bbc6504eda9fcc4050","isrc":"FR9W11410650","name":"Ode à la contraception","registered_at":"2026-06-09T13:04:22Z","spotify_id":"1zH7Tbt64tkMiqCnOuRvwL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e79f18cdab6bb3b0abab27e724b9fc408882097175ed0bbc6504eda9fcc4050. 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/1zH7Tbt64tkMiqCnOuRvwL.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/1zH7Tbt64tkMiqCnOuRvwL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x191ed68284879f237a749be28a1214b85c6951333db714a12a64633b9f07489c. 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/4v8obGv6XNtaoK2dA3ewFV.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/4v8obGv6XNtaoK2dA3ewFV.
{"copyright_id":"0xbf4c1b016c135fe4aea5ba44674a332717b1be241f89d171cee519c8e857f783","isrc":"FR9W11410652","name":"Le petit ver de terre","registered_at":"2026-06-23T22:25:35Z","spotify_id":"15lzXxcXnzpPlyr7BnimUm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf4c1b016c135fe4aea5ba44674a332717b1be241f89d171cee519c8e857f783. 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/15lzXxcXnzpPlyr7BnimUm.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/15lzXxcXnzpPlyr7BnimUm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xade2a2832a11f8e4156ef8899d5a361e5ee947461312bf0d2e2cf5f7aeb5f37b. 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/3jLRmoqe11WyvMBrO6i9eR.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/3jLRmoqe11WyvMBrO6i9eR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x962bb1fc70ef517d743fb3a27e0bcce08b89cbc63e49f0de70ff530b8daeb168. 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/71SvfhuWqZuzx7pG44DOib.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/71SvfhuWqZuzx7pG44DOib.
{"copyright_id":"0xe85091c05a13a34ffbaf37775d52c62fad8cb6305965ddbc3a17d3f6d3746e6c","isrc":"FR9W11410655","name":"Les gens se brossent les dents","registered_at":"2026-06-26T08:54:23Z","spotify_id":"2esrHpC3DSkew4OHzMmwS1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe85091c05a13a34ffbaf37775d52c62fad8cb6305965ddbc3a17d3f6d3746e6c. 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/2esrHpC3DSkew4OHzMmwS1.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/2esrHpC3DSkew4OHzMmwS1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8db17c7864f7d8b40bfe01678d0089f15627a54f1466ad596b8e8a84567929e1. 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/3AHysdpwxNvTUtxz4KzKXf.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/3AHysdpwxNvTUtxz4KzKXf.
{"copyright_id":"0xb763bef6385ad0eaeef1073fa31a461f2f1a384aa9307c47be8774f78344ff53","isrc":"FR9W11410656","name":"Je ne suis pas méchante","registered_at":"2026-06-27T23:09:21Z","spotify_id":"3fhNcvRgZSniAR4VkPYQQO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb763bef6385ad0eaeef1073fa31a461f2f1a384aa9307c47be8774f78344ff53. 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/3fhNcvRgZSniAR4VkPYQQO.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/3fhNcvRgZSniAR4VkPYQQO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10846506b73dbae69c0eebda409b85967eb2a0dc6403ec9878343896a849b6dd. 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/5AKpZO9MaCNL99W7pnhIn6.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/5AKpZO9MaCNL99W7pnhIn6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa32a7ca790756df92f664227b5713144c9df5128fe9356628ccc415cf2b870b2. 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/68QWDPqDN7J7moPixt7Etn.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/68QWDPqDN7J7moPixt7Etn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dfa24d492f15850eb45b35b184e33152fd97c0179388213ae62a55007966e25. 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/6v9tLO3fZCsJ4ET7IJflBP.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/6v9tLO3fZCsJ4ET7IJflBP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf83becb7a28401e8b2362bf54c14a523e44833df1f2f80a9560e242d7b22baee. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T19:52:18Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3gsMzhk4OVYYsiDgGHv4jQ.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/3gsMzhk4OVYYsiDgGHv4jQ.
Mon premier album avec d'autres instruments que juste la guitare
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa32a7ca790756df92f664227b5713144c9df5128fe9356628ccc415cf2b870b2. 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/6yYbOWNLnRaW78fmJ7y40D.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/6yYbOWNLnRaW78fmJ7y40D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf703e7bf9ad49e1e462e27eebe3f2e664169432be09b4efc11995874af0ab09. 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/4lxTDOhnnr2sB4uCcETpgF.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/4lxTDOhnnr2sB4uCcETpgF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x848f37b65a7a1b070a03e668a97ee64915071e8e655c48a5b9f4af9b06a5c39c. 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/2WpMuSjnSvJDQNDly4T97P.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/2WpMuSjnSvJDQNDly4T97P.
{"copyright_id":"0x17e31dc7e36a571bdd3b35a1b196bcee9ac2bb6e18a42647dc7147c1f01ca6c8","isrc":"FR9W11313524","name":"Toutes des putes","registered_at":"2026-06-06T20:27:19Z","spotify_id":"50cDSGx5RUTjwUS8UCO2eX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17e31dc7e36a571bdd3b35a1b196bcee9ac2bb6e18a42647dc7147c1f01ca6c8. 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/50cDSGx5RUTjwUS8UCO2eX.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/50cDSGx5RUTjwUS8UCO2eX.
{"copyright_id":"0xe03202e0b19ed2430d6fbfa9d580fb4a3421e97adec3f42d94a2e93a42571f06","isrc":"FR9W11317422","name":"On fait tous caca - Remix Dancefloor","registered_at":"2026-06-21T14:26:42Z","spotify_id":"3PNZXhAwnKIbhQy7Snz06Z","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe03202e0b19ed2430d6fbfa9d580fb4a3421e97adec3f42d94a2e93a42571f06. 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/3PNZXhAwnKIbhQy7Snz06Z.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/3PNZXhAwnKIbhQy7Snz06Z.
Mon premier album vendu dans les vrais magasins
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe921e95f808400f2718436cce74233188112ca51b1792952ce45235d704ddbd2. 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/1MBtKucnjFna4FFrQrqPDn.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/1MBtKucnjFna4FFrQrqPDn.
{"copyright_id":"0x6f88b3eb02fd0a4da6eaf56134c87501756fdf1b5971c906314280b4bf7a7250","isrc":"FR6V81667182","name":"Ferme ta gueule et apporte-moi une bière","registered_at":"2026-06-09T22:41:32Z","spotify_id":"6mmMqAh7XRN5BaxpXK7Afj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f88b3eb02fd0a4da6eaf56134c87501756fdf1b5971c906314280b4bf7a7250. 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/6mmMqAh7XRN5BaxpXK7Afj.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/6mmMqAh7XRN5BaxpXK7Afj.
{"copyright_id":"0x6ec8b2de77edb1e4da218efa3e36279031c0bbfef0272d773a7f6ba7c5711550","isrc":"FR6V81667184","name":"Chacun pour soi","registered_at":"2026-06-21T19:11:32Z","spotify_id":"7s38UvEEwjfdCiMETdcXdD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ec8b2de77edb1e4da218efa3e36279031c0bbfef0272d773a7f6ba7c5711550. 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/7s38UvEEwjfdCiMETdcXdD.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/7s38UvEEwjfdCiMETdcXdD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x541870f5b3b9dcc7e238087d89e789d8b49ac77373c92e7fac984d04a4c28505. 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/4o0Ansp5qQsEOB5p91QptP.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/4o0Ansp5qQsEOB5p91QptP.
{"copyright_id":"0x7cb42ab77ed80567bbd085ab8ca8ef1db2332f2d71fe6a25a4d065487b8edd44","isrc":"FR6V81489566","name":"Pisser debout","registered_at":"2026-06-05T10:29:38Z","spotify_id":"6hWXReIBDyOAtMpLk0t1k1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cb42ab77ed80567bbd085ab8ca8ef1db2332f2d71fe6a25a4d065487b8edd44. 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/6hWXReIBDyOAtMpLk0t1k1.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/6hWXReIBDyOAtMpLk0t1k1.
{"copyright_id":"0x86000aedc349741e55521b2513cdb1d36b99e3c2cfed806bdc67f0b23ed1e102","isrc":"FR6V81489567","name":"La petite camionnette","registered_at":"2026-06-23T22:26:49Z","spotify_id":"2l7TwjBFXD0f0fmwCWhW9Z","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86000aedc349741e55521b2513cdb1d36b99e3c2cfed806bdc67f0b23ed1e102. 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/2l7TwjBFXD0f0fmwCWhW9Z.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/2l7TwjBFXD0f0fmwCWhW9Z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x203f57f5087b1f52976ffe69263ae94f15a28ecbc1c461542af5b85acf661d0c. 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/1ejcNQxqY0NYdhxvu6ANnk.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/1ejcNQxqY0NYdhxvu6ANnk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbae05b20bab558b99db5455547e6c45b155a5710554016e19165007b42eec3b7. 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/3M47moDfkU4xhJkrl0962p.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/3M47moDfkU4xhJkrl0962p.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee873e04d214b1646c22e112085245c15e7df69107d70b7b247b16dc84f1f9d5. 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/5rweqAiKvCn67s8oXNsk1Y.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/5rweqAiKvCn67s8oXNsk1Y.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47f76d9b118df9b5129ec3f0022e49d17f5ee4abdb0fd998cdc344995303a13b. 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/5SYPwpvp63Dy6GK2K60MO6.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/5SYPwpvp63Dy6GK2K60MO6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3da06227464a16051163878fcfeb5760c0e7a91a51c5b93eae6770a59b5afcfe. 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/6jgiG5iKl7Fz5TybgjHIqm.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/6jgiG5iKl7Fz5TybgjHIqm.
{"copyright_id":"0x99edab21ff7c1a4991d11cd7dc862a04c34b248fe9436b929df61772e8a2eeaa","isrc":"FR9W12331596","name":"Carpe diem","registered_at":"2026-06-25T11:48:08Z","spotify_id":"3MadGE5bE6vus0cTDYaylL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99edab21ff7c1a4991d11cd7dc862a04c34b248fe9436b929df61772e8a2eeaa. 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/3MadGE5bE6vus0cTDYaylL.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/3MadGE5bE6vus0cTDYaylL.
{"copyright_id":"0xab9eacefafcd9db74f6a3be7708aed6904d7ed4ec8bcf7c7eb923e50ea53c422","isrc":"FR9W12104748","name":"Sac plastique","registered_at":"2026-06-22T14:26:33Z","spotify_id":"5GREMNI3I3lGts3fwPQs9V","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab9eacefafcd9db74f6a3be7708aed6904d7ed4ec8bcf7c7eb923e50ea53c422. 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/5GREMNI3I3lGts3fwPQs9V.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/5GREMNI3I3lGts3fwPQs9V.
{"copyright_id":"0x69d43394ed5f6ab001d7d62c3b8b1e45e3e5255706196bbb51bfc381689ff66e","isrc":"FR9W12013081","name":"Comme avant - Teenage Feeling Good Edit","registered_at":"2026-06-19T20:36:44Z","spotify_id":"0ZFg6FNdJaLs1RRHMLFQNS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69d43394ed5f6ab001d7d62c3b8b1e45e3e5255706196bbb51bfc381689ff66e. 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/0ZFg6FNdJaLs1RRHMLFQNS.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/0ZFg6FNdJaLs1RRHMLFQNS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf42c637e2ec2c2e2fb08a6f7cdf1490535f0885a41f8d2f3d1405a22c2bdc053. 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/2onwXV9xszOIb2KR6BoA1I.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/2onwXV9xszOIb2KR6BoA1I.