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 0x13ca14624edb6b7e1431036e9ac47421088f1190f86b571afd8f0183542e0c51. 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/b2d0a5e6-6b3b-4a64-b872-1de13878e65c.json and https://artists.proofprofile.net/proofs/artist/b2d0a5e6-6b3b-4a64-b872-1de13878e65c.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 0x543664509e7cb70baa4b869edbff66bee549cdfd3839adb030c25e34344c6432. 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/3HeqngVovOwEtW0q7m5veJ.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/3HeqngVovOwEtW0q7m5veJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ffaf0afa94728a3f6b583ad648ef1eb56125d6c8001106f4fa29e7cd2a3d771. 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/5CQ6DR7PmSahhAOPWwwAg7.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/5CQ6DR7PmSahhAOPWwwAg7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34bb6bdf0651402e11bc3f2cf58332a6baa87f8711d8fd05218d8a77002d8d14. 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/2gB0Vlie9ID2cGBs2sKKQM.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/2gB0Vlie9ID2cGBs2sKKQM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe41abed437de33025d612893d9d831f32a5f20df24a03798ba5ad20afe951893. 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/7vF2ED1bPIEHewyiCmCG92.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/7vF2ED1bPIEHewyiCmCG92.
{"copyright_id":"0xf3be09a1d51a414e75ec9ebef200d8eca8a6e3fce011e423abed87e70539698d","isrc":"PLB382300243","name":"CASH FLOW","registered_at":"2026-06-18T22:48:42Z","spotify_id":"56umyBnZMdHHmXItJGtRex","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3be09a1d51a414e75ec9ebef200d8eca8a6e3fce011e423abed87e70539698d. 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/56umyBnZMdHHmXItJGtRex.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/56umyBnZMdHHmXItJGtRex.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ae55c0fe59b759f86e83c56f88123e68bf65e2f877a72e2715e8664c6275d3d. 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/1hoFT578X4Zc4gWpT36xQM.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/1hoFT578X4Zc4gWpT36xQM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe41abed437de33025d612893d9d831f32a5f20df24a03798ba5ad20afe951893. 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/2jV92Q0AhheptdDc7PquO0.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/2jV92Q0AhheptdDc7PquO0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12bb05f8572b6e1d158458d2f3b4d2eaf212bd5f543c256d1a23687c3c7e2e5f. 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/54TxaqMQ2dEBoFqK12mqGF.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/54TxaqMQ2dEBoFqK12mqGF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a96944ca1f204a8d817bb1bae460cae10923aa600047277e41e909c598d8b4c. 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/2FZVZFp7j1vUbcEEDlKTDw.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/2FZVZFp7j1vUbcEEDlKTDw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91610740bb85891df600733ee19ed8c4cac9bb65cfa7f93988599596876e5725. 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/2Sa83HVU1kwwqIFIAFU0Ur.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/2Sa83HVU1kwwqIFIAFU0Ur.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9212ae16b666c161dd86463607460eeb2e17d51f574a90ed1114aaeab62c35b7. 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/5tyPObS6WtzOBOMQnnysF1.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/5tyPObS6WtzOBOMQnnysF1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7538c1570569e2199e5c3501457921340e2a0cd7def796dee07bdb792526f9ca. 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/0yot461iDYabwajvTkL10N.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/0yot461iDYabwajvTkL10N.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ecde93d9dbbac7dbaab04383923146cdf7335b992827eeded8693df43cdacdd. 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/2o9UnLpmasRZAb5kqox01z.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/2o9UnLpmasRZAb5kqox01z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2150359f4f14fdcd48ba3071f246e5050279a91c15cf62e0b74575ce9d79b95b. 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/2MsDX8QL8XZCHxHLjleKsX.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/2MsDX8QL8XZCHxHLjleKsX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ae55c0fe59b759f86e83c56f88123e68bf65e2f877a72e2715e8664c6275d3d. 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/2yshdgCOurJxSJvm8ehRyO.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/2yshdgCOurJxSJvm8ehRyO.
{"copyright_id":"0xe5ec58f17f9c28a3f040fa22cca7c9f4f0edd1eee7baff73abeaa60b0d4a461d","isrc":"QZNWQ2238096","name":"Boot It Up","registered_at":"2026-06-26T04:17:53Z","spotify_id":"4KTuYPWeBxyECVrPS2sCDE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5ec58f17f9c28a3f040fa22cca7c9f4f0edd1eee7baff73abeaa60b0d4a461d. 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/4KTuYPWeBxyECVrPS2sCDE.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/4KTuYPWeBxyECVrPS2sCDE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a4d86087781cf67fd633db0b649a7e1575811d2362618d94aa4582b1dac83ca. 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/4709g9kLhjEfQC3j29jSe1.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/4709g9kLhjEfQC3j29jSe1.
{"copyright_id":"0x8fad4e0c1dbd53a2d07d4e4269f1cddb069b954c6ccd23db24a7399c85cb0faf","isrc":"FRX282176484","name":"Jeden Hit","registered_at":"2026-06-06T12:32:11Z","spotify_id":"4LH0dlNjuXt1Zk688yfzQn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fad4e0c1dbd53a2d07d4e4269f1cddb069b954c6ccd23db24a7399c85cb0faf. 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/4LH0dlNjuXt1Zk688yfzQn.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/4LH0dlNjuXt1Zk688yfzQn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56f513f51ff775a09c35cfe7585f01a6bb6615a115c412f86e62cd8432417365. 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/0q5QA9aOFXDBNsXKxU4AP0.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/0q5QA9aOFXDBNsXKxU4AP0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35fdd7c3fa09afd83345673fbab58b828fb2abb574acc9938b965671c3ac1d53. 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/2FHgVcAJ031u01K0T85n33.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/2FHgVcAJ031u01K0T85n33.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec0a31544a37078452121deddd51a4542dfd78f000f25c7fc6a7943ab3c11982. 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/3ZrZpLG45yZxn08dle95Fu.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/3ZrZpLG45yZxn08dle95Fu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe44204a24f80583899438cc651477017214ca53cddb766ae30b2b38d4b4b4ce7. 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/5X6Ywafn2NJhvXVVOs5iij.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/5X6Ywafn2NJhvXVVOs5iij.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4893582fd50db10d6d657be12874c913ea0cea034a8a75e1947d05eefcc22965. 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/4P1t9juGIm78rxCfWGY9Pj.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/4P1t9juGIm78rxCfWGY9Pj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x878e27cc6f18a881744b725cb99e288344f46090bcfbc493c97e84d582652f15. 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/33etwB39mQ6KGe5qMmp4C3.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/33etwB39mQ6KGe5qMmp4C3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x976a287ace60e6a2ccbfe8effd8d75bb914556fb58afca0bb9419863f42a1d16. 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/2ZUx8UW2J4yKNHWezJ9jPy.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/2ZUx8UW2J4yKNHWezJ9jPy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9040260bc0d57e8ed34129792fce78fac51bd6a842f13e23e4d6a95c7d0a7b6. 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/3mAYqvsfPwlcKWlfZMSe58.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/3mAYqvsfPwlcKWlfZMSe58.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c84ece90c6807a005992fae2f166fa9e5b66db2c494c80b0d4e86ebd253e54a. 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/3TtFUY9TLD5fHTtKk5RnMk.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/3TtFUY9TLD5fHTtKk5RnMk.
{"copyright_id":"0x82b9664ead7cc73fc4888efcc3f0dbe67c2d9d2dba77ecaa6a844df150000318","isrc":"PLC062509317","name":"Za Szybko","registered_at":"2026-06-10T08:38:25Z","spotify_id":"13qn5aWPvzujDdUquuuNyy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82b9664ead7cc73fc4888efcc3f0dbe67c2d9d2dba77ecaa6a844df150000318. 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/13qn5aWPvzujDdUquuuNyy.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/13qn5aWPvzujDdUquuuNyy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d5511e2dbb1426283b21504f13c715df1e24edab32c8fe856f5779ad9b408d3. 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/4PapgcjikC90kWbM5Ltduk.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/4PapgcjikC90kWbM5Ltduk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa185d0e5f7e42df85704460ff9ae6fbc905bf9092286469a791bbb174eae28c9. 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/6PMWs7ZA8Ygc9xYR3K4916.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/6PMWs7ZA8Ygc9xYR3K4916.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2e972a6161dd86d240a1527ca7ee6c060c6553cc789f63a7ed3b38bfd6ad38b. 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/1KCjZXU6BihqSAreWGNM0Q.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/1KCjZXU6BihqSAreWGNM0Q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01c9fe371aed29ef70258859459071e7d737811e0fc2b84d39e68f424b92bd56. 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/5JjZbnzne3SEmbtt7siGMP.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/5JjZbnzne3SEmbtt7siGMP.
{"copyright_id":"0x60d331db352d9bafae23b1be0e1ce8e6d9a101aa5bbf1a6b47f1cb507f931246","isrc":"PLI368919690","name":"ZA MNĄ","registered_at":"2026-06-22T20:33:06Z","spotify_id":"6BzbNAkwZL8ztRUGssxHrO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60d331db352d9bafae23b1be0e1ce8e6d9a101aa5bbf1a6b47f1cb507f931246. 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/6BzbNAkwZL8ztRUGssxHrO.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/6BzbNAkwZL8ztRUGssxHrO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6c5c40282eb17536aaf39ed04f92b62dcfe54df8f3eb94900f661c78f57fd94. 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/4OC43A0WAUl6aJcpdO7zKs.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/4OC43A0WAUl6aJcpdO7zKs.