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 0xf401bf77729b5cb72fa92c7596c72931d0cf0e52aa58f07da8dbbc2717a97f42. 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/7bab9bc6-7ceb-4b7f-9044-c973382164ae.json and https://artists.proofprofile.net/proofs/artist/7bab9bc6-7ceb-4b7f-9044-c973382164ae.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 0x3d8e34d8818a64d758b836fe5a6714d1c367caaac0b4fa6d6985fb5f5723c922. 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/5h06L5kmQy0hjX1UfR6cKm.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/5h06L5kmQy0hjX1UfR6cKm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83e6e4070f71583db00d6d8bad7951b9028810649d3ecb19164ffded260da983. 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/69g7R0wSm8xRwLb7OugXcm.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/69g7R0wSm8xRwLb7OugXcm.
{"copyright_id":"0xa8cbd8cb5d9fbc0202b69802efd79bce105b0cfea8fc4b6632df2c708ce032c6","isrc":"FR6V82161457","name":"Mr. Policeman","registered_at":"2026-06-07T13:59:41Z","spotify_id":"04rFmXuWob0Dpz6saAp7kS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8cbd8cb5d9fbc0202b69802efd79bce105b0cfea8fc4b6632df2c708ce032c6. 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/04rFmXuWob0Dpz6saAp7kS.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/04rFmXuWob0Dpz6saAp7kS.
{"copyright_id":"0x1a8e37c27e7bb5adfaccab48cdd29ff1f87596db2cf914d3a520d538f8b6402a","isrc":"FR6V82161459","name":"Nella rete","registered_at":"2026-06-18T02:28:24Z","spotify_id":"5aNOE9pTm68y6pEeD2ZARB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a8e37c27e7bb5adfaccab48cdd29ff1f87596db2cf914d3a520d538f8b6402a. 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/5aNOE9pTm68y6pEeD2ZARB.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/5aNOE9pTm68y6pEeD2ZARB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x558a1b89aa86c13502a65e767f28d772af2cfa3b0a76c8e19fd67b0e8977b1e6. 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/3ypbtVav0I8lnBvVp56CLY.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/3ypbtVav0I8lnBvVp56CLY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72d962f78ae90fa588066210e1f4c5709138f6c8b481d26a9af56edb0f46b66f. 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/5N97w852eBjb1NYt2Y8aM5.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/5N97w852eBjb1NYt2Y8aM5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5b75c313f34d0db50715f33773c6ca0c68624473e3f4ddfd67c0a0e657529b5. 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/0RlrWYnkyihAzW4P11iKts.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/0RlrWYnkyihAzW4P11iKts.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda1cb49fb036dc3fc729154f3f4a19c56e939a2a8b086626c4caca35f93ea847. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0a7bLtELXsiSH79KZqb0mp.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/0a7bLtELXsiSH79KZqb0mp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74e2a9f25df27cc4a6860e204a4235e3e3d0918f274be60178181eed281378d2. 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/6ti4G5vldifQlnpCRsRppj.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/6ti4G5vldifQlnpCRsRppj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x905163475645628d0f10bbef2454e0349d24b6cc710c348cb43181c0ad25fad2. 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/4lyDUmbljvUvnK40diaG5l.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/4lyDUmbljvUvnK40diaG5l.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x378acbe553087351005fc02eb66d3c90b6ccdc01dba3d3aa818dba74657b6894. 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/0rswN2SvMFBi3Gjm1zDMnU.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/0rswN2SvMFBi3Gjm1zDMnU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x378acbe553087351005fc02eb66d3c90b6ccdc01dba3d3aa818dba74657b6894. 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/1khT3oKFZ4ijDiKGie6usG.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/1khT3oKFZ4ijDiKGie6usG.
{"copyright_id":"0x0b17cd9f5e1713c76adc0f18339f4fcfd8e8aeeb01662e4e526f4f1485ca82dc","isrc":"ITLNF1800041","name":"Tischi Toschi Freestyle","registered_at":"2026-06-29T05:55:59Z","spotify_id":"3Q2aqySCgiQnSmox9Tn0Td","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b17cd9f5e1713c76adc0f18339f4fcfd8e8aeeb01662e4e526f4f1485ca82dc. 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/3Q2aqySCgiQnSmox9Tn0Td.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/3Q2aqySCgiQnSmox9Tn0Td.
Larga un ti veni, stritta un ti trasi (Freestyle)
Larga un ti veni, stritta un ti trasi - Freestyle
Giganti (Princevibe & The Sound Rebels Re-Edit)
Giganti - Princevibe & The Sound Rebels Re-Edit