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 0xf87acd0769cccddd27168e2775d4924679e8c8000c26c23b381142faacc81819. 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/ec3b9c30-ba26-4d57-8741-44116e10cc25.json and https://artists.proofprofile.net/proofs/artist/ec3b9c30-ba26-4d57-8741-44116e10cc25.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 0xba3be535074e9660789a24b4abf75f6eb29afe297b795618fb2c2ef5f2488768. 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/67MyiYr7C600kIMVulmBRb.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/67MyiYr7C600kIMVulmBRb.
{"copyright_id":"0xe258cde928910b9bdcbab92a1e02f35d94e612b5307be8f3ba737ff2c2e28aee","isrc":"QZES92118566","name":"Sobre el papel","registered_at":"2026-06-27T13:02:21Z","spotify_id":"5e2LsG1Wp08WzvqX6LRlpo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe258cde928910b9bdcbab92a1e02f35d94e612b5307be8f3ba737ff2c2e28aee. 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/5e2LsG1Wp08WzvqX6LRlpo.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/5e2LsG1Wp08WzvqX6LRlpo.
{"copyright_id":"0x4510237a6d09122ad4b3d44398a8d96b68ce17dc5fbca43b9b5bd57c60a8f7a3","isrc":"USDY42015958","name":"La Costumbre","registered_at":"2026-06-21T12:16:40Z","spotify_id":"1rtfnK2fTeVUZFxQg7MC2s","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4510237a6d09122ad4b3d44398a8d96b68ce17dc5fbca43b9b5bd57c60a8f7a3. 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/1rtfnK2fTeVUZFxQg7MC2s.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/1rtfnK2fTeVUZFxQg7MC2s.
{"copyright_id":"0x0a32effc60dd55cd67575713e8bfb8d13ee08770907a2c1cdc7b7fcd01ae5f0a","isrc":"USDY42015959","name":"Abriendo Punta","registered_at":"2026-06-23T18:52:26Z","spotify_id":"2soGTtzJDjYSyBIELfWz7D","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a32effc60dd55cd67575713e8bfb8d13ee08770907a2c1cdc7b7fcd01ae5f0a. 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/2soGTtzJDjYSyBIELfWz7D.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/2soGTtzJDjYSyBIELfWz7D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35122f65014713d0aa396ec43c992b09a14d0f26a52a4f31a37f101388fc7ef5. 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/4cWf54RPvJ2CALQMZOEZ0G.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/4cWf54RPvJ2CALQMZOEZ0G.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf07161d2b996583b7391a684092577a256b1363980ec10b61ffac3ae67697893. 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/4tgX0WfyUsdQav8nUC1GkI.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/4tgX0WfyUsdQav8nUC1GkI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c0b5c0bc1e850ba517b814700b08f0496179040d1577c9c1ec4ec705d62269f. 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/1A4866rx9lbJZmxFjOcWB1.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/1A4866rx9lbJZmxFjOcWB1.
{"copyright_id":"0xb9cc45e2a8cbbde29ff91cb9e3036aaff51a5a739fecdd1d3a3ff45b7d1fca8d","isrc":"USDY42015963","name":"Una Vez","registered_at":"2026-06-21T15:49:52Z","spotify_id":"7cDdzpmQUf2gsvH4Q4XHmL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9cc45e2a8cbbde29ff91cb9e3036aaff51a5a739fecdd1d3a3ff45b7d1fca8d. 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/7cDdzpmQUf2gsvH4Q4XHmL.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/7cDdzpmQUf2gsvH4Q4XHmL.
{"copyright_id":"0x5f37e0acd9d81bb337c61fe7f759ea7a6fc8fe2a050d6b27179e55935f13b2c3","isrc":"USDY42015965","name":"Cada Vez Que Sueno","registered_at":"2026-06-26T03:57:13Z","spotify_id":"425a6TxPtQkDjM4SFUK0Sw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f37e0acd9d81bb337c61fe7f759ea7a6fc8fe2a050d6b27179e55935f13b2c3. 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/425a6TxPtQkDjM4SFUK0Sw.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/425a6TxPtQkDjM4SFUK0Sw.
{"copyright_id":"0x7def474f5c4eceb390b81af2bbe7f9e4d71d2e9762bc921da7887597862980b3","isrc":"USDY42015967","name":"Traigo la Yes-K","registered_at":"2026-06-27T19:39:21Z","spotify_id":"4eIYBOzmqi5hN4GgwfPoz5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7def474f5c4eceb390b81af2bbe7f9e4d71d2e9762bc921da7887597862980b3. 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/4eIYBOzmqi5hN4GgwfPoz5.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/4eIYBOzmqi5hN4GgwfPoz5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92af4738dc1e409883b2d9262ba36f44c04afa95aa318a3ba50e16d2907b2052. 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/33DCHtsPqH7y4KA8f4cpia.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/33DCHtsPqH7y4KA8f4cpia.
{"copyright_id":"0xec405b968dda181e267bccbdf4d6efe29e0d3cfc2eae33c4976175230dade5ca","isrc":"USDY42015970","name":"No Conozco la Paz","registered_at":"2026-06-27T19:38:50Z","spotify_id":"5Ra8SFFpM8GNazLCtAdR5c","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec405b968dda181e267bccbdf4d6efe29e0d3cfc2eae33c4976175230dade5ca. 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/5Ra8SFFpM8GNazLCtAdR5c.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/5Ra8SFFpM8GNazLCtAdR5c.
{"copyright_id":"0xd7463c38defb13740bcd302f478102cbe5e743c8ebe4ca5b0f8ca2a7229b75d7","isrc":"MX3601500026","name":"Tiempo para Escuchar","registered_at":"2026-06-07T16:05:29Z","spotify_id":"36CbfdXq4nZc2Nw5irBTtg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7463c38defb13740bcd302f478102cbe5e743c8ebe4ca5b0f8ca2a7229b75d7. 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/36CbfdXq4nZc2Nw5irBTtg.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/36CbfdXq4nZc2Nw5irBTtg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69581b7a57f414f3baae7921d9696c008b3a906075dce9889fde4263948c87a0. 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/29COgZSJQbDcZJJatGhbAl.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/29COgZSJQbDcZJJatGhbAl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe2390c5433502520692fa876a5a6264dfb225a2ee405d94498c8575beedaf03. 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/5CPuW8RRXe7QXBxwQIMn3v.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/5CPuW8RRXe7QXBxwQIMn3v.
{"copyright_id":"0x18a854acbe2cbe64f5dadd08cfc242a3c7a683e6c1ad2466e3c0cab9ad8fcc8d","isrc":"MX3601500029","name":"La Filosofía de Nosotros","registered_at":"2026-06-07T04:02:28Z","spotify_id":"48dzlmAHbsh43YytIdUwYx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18a854acbe2cbe64f5dadd08cfc242a3c7a683e6c1ad2466e3c0cab9ad8fcc8d. 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/48dzlmAHbsh43YytIdUwYx.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/48dzlmAHbsh43YytIdUwYx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06f811c716ffd4cc5ef19cae49e9cd3b09966f74b3468900983202859f7fa9a8. 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/5Mo2w03gc5uT2oj56OnTdy.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/5Mo2w03gc5uT2oj56OnTdy.
{"copyright_id":"0x74bce1f05303dbd4eb2c316c27ea9d2919c3314e247ab8c3ed18ed20bd760961","isrc":"MX3601500032","name":"Cegado por la Luna","registered_at":"2026-06-05T23:10:34Z","spotify_id":"4BZ4yLge88uYKwRnxuwmCK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74bce1f05303dbd4eb2c316c27ea9d2919c3314e247ab8c3ed18ed20bd760961. 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/4BZ4yLge88uYKwRnxuwmCK.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/4BZ4yLge88uYKwRnxuwmCK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fa2610dffa0dd272cc920c969befaea743635c942ef8d5422d3ef24323ebbd7. 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/0nYFhE3vAM7XwvnX8tAXE1.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/0nYFhE3vAM7XwvnX8tAXE1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9aaa9132fb8328683b3b74c8eb5c2f368a7d5ac2ca6ba7640f153318dab6fc0. 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/2XtlXtJv2bm2Umh2H5d9lW.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/2XtlXtJv2bm2Umh2H5d9lW.
{"copyright_id":"0xc06e615363ca41cda651b81c7ddeae7d076b9706c65e613c5febe0d488d681fa","isrc":"MX3601500035","name":"Deja de Hablar","registered_at":"2026-06-10T22:48:09Z","spotify_id":"1LctNTnVnBCx7rrNgSjIqk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc06e615363ca41cda651b81c7ddeae7d076b9706c65e613c5febe0d488d681fa. 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/1LctNTnVnBCx7rrNgSjIqk.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/1LctNTnVnBCx7rrNgSjIqk.
{"copyright_id":"0x7c1ccbf27fbca60c19458f143717faa1e42a7412e06390cc94b70b5d1bd7f6cd","isrc":"MX3601500036","name":"Monedita de Oro","registered_at":"2026-06-08T06:41:41Z","spotify_id":"6s5tqiiqDJe6D6QD0SPsOd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c1ccbf27fbca60c19458f143717faa1e42a7412e06390cc94b70b5d1bd7f6cd. 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/6s5tqiiqDJe6D6QD0SPsOd.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/6s5tqiiqDJe6D6QD0SPsOd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46d428d0fd013bb2ae65c1c5b5626276d3cbdbf65095dedba16bbd2eb63e2381. 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/4q0BnLRTyjTHeusQAPcfe6.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/4q0BnLRTyjTHeusQAPcfe6.
{"copyright_id":"0xd2ac34d702d577ed885f7d0434d0a1fec15677cbde4cd21963278ad1e8cef03c","isrc":"USHM22151889","name":"Happy Sunrise","registered_at":"2026-06-22T11:33:25Z","spotify_id":"63Z7vXHgCwnIkiUrVPMl1I","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2ac34d702d577ed885f7d0434d0a1fec15677cbde4cd21963278ad1e8cef03c. 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/63Z7vXHgCwnIkiUrVPMl1I.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/63Z7vXHgCwnIkiUrVPMl1I.
{"copyright_id":"0x17abc30119bdeae0227fdf87ac01ee0e67862f837b749e8a900956c0d51c1baa","isrc":"USHM22151892","name":"Green Team","registered_at":"2026-06-19T19:00:54Z","spotify_id":"0cwxSWGVWT6up2f2xDbrwb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17abc30119bdeae0227fdf87ac01ee0e67862f837b749e8a900956c0d51c1baa. 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/0cwxSWGVWT6up2f2xDbrwb.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/0cwxSWGVWT6up2f2xDbrwb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00f9cacb171bba98c45f9164bd24806ccb3890d27b0a5fc71ce215cbba270b40. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/54jiwwIsTItsc8VcogyVzA.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/54jiwwIsTItsc8VcogyVzA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6236ab1eb332023e9918e3c4904ad59b7a2087cecce57c563acf904230d5c75. 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/6HsHyh5ihZszS3DlG0oWFG.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/6HsHyh5ihZszS3DlG0oWFG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x547c795bc1f622d88f605a7af0ca9d33285c310e052097bf62336e8ce5594b1b. 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/21tPgaELdYQkYNib0oCW7A.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/21tPgaELdYQkYNib0oCW7A.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdff17951b96b6d1c3fe87604a879000e37918021fabd5ce4ef8902ba0c867991. 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/0MXOf9bpouelfVijidJ3sp.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/0MXOf9bpouelfVijidJ3sp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b5f5210b32e9af36796d7ad672172351183ce5f98b2f5fd91632f45084a5a36. 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/1JwfhliK8P7BoInKX8Rl3w.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/1JwfhliK8P7BoInKX8Rl3w.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ea4e72a551c026ca50ca090b5706a252f5ae6c396ec9dec573aebf985878929. 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/6FMnK0xcHXg9RYV4Chz9Zb.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/6FMnK0xcHXg9RYV4Chz9Zb.
{"copyright_id":"0xa46a86d8298510a05394b9c973a2af190071abda5c3748f7d9577dee6b5c60b0","isrc":"USHM81922264","name":"En la Calle Sabemos","registered_at":"2026-06-27T19:42:23Z","spotify_id":"5sTGvgOr3wn5yDyNtPVElU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa46a86d8298510a05394b9c973a2af190071abda5c3748f7d9577dee6b5c60b0. 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/5sTGvgOr3wn5yDyNtPVElU.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/5sTGvgOr3wn5yDyNtPVElU.
{"copyright_id":"0x25a24db85691417c7a2ba63abdcad567ae58c9f1bdaf0bfd3454d88b3c5c2ecd","isrc":"USDY41968634","name":"Dos Pajaros de un Tiro","registered_at":"2026-06-10T22:43:57Z","spotify_id":"4FVgjdFogtriHmJ4dwMLud","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25a24db85691417c7a2ba63abdcad567ae58c9f1bdaf0bfd3454d88b3c5c2ecd. 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/4FVgjdFogtriHmJ4dwMLud.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/4FVgjdFogtriHmJ4dwMLud.
{"copyright_id":"0xc8e4bc842f3c0ab264367968a79f1486e8a68bf83078ecea7c0d55078bd74bbc","isrc":"USCGJ1971295","name":"Me Pones Bien Mal","registered_at":"2026-06-18T22:56:34Z","spotify_id":"00zRyuDSOPMFTNDT98YI8n","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8e4bc842f3c0ab264367968a79f1486e8a68bf83078ecea7c0d55078bd74bbc. 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/00zRyuDSOPMFTNDT98YI8n.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/00zRyuDSOPMFTNDT98YI8n.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc4426b195466160afdbc8291ee8ee3deb5d51185f513401446cc0e608181325. 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/1z0LGWRLyVXSlKqyUwyrJ8.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/1z0LGWRLyVXSlKqyUwyrJ8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x168e9d3c305d24aaa0563bdab42ffdeb4f34d282569f84c0c37b55b45077af78. 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/3lezmrYv53Bt4iYPhO5OZ1.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/3lezmrYv53Bt4iYPhO5OZ1.