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 0x96297ac6372955364cfe1ba56a4cec088424d55b348afa9e1c6d3ae7787c137c. 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/1d51dd83-8a04-4ac9-b8a3-6d298866ee13.json and https://artists.proofprofile.net/proofs/artist/1d51dd83-8a04-4ac9-b8a3-6d298866ee13.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 0x7de978733b804ae09a350f562182893ce5a00ba75f51200a11e77c704ab7fad0. 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/5GvGnBXOX76BgTkvNtj0NB.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/5GvGnBXOX76BgTkvNtj0NB.
{"copyright_id":"0x84b17fdbf3f865146636fad6a2db2202fd4adab12d3070bb91e79ec5e48e7e4c","isrc":"US3K51700250","name":"Floyd Hoyt Rides Again","registered_at":"2026-06-20T16:52:55Z","spotify_id":"4D7eY1plEX7djvGox3gnoi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84b17fdbf3f865146636fad6a2db2202fd4adab12d3070bb91e79ec5e48e7e4c. 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/4D7eY1plEX7djvGox3gnoi.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/4D7eY1plEX7djvGox3gnoi.
{"copyright_id":"0x392c7b87a71cef794958363c525caed562eb6bbf03e52701e4c78b81ac2f4a96","isrc":"US3K51700252","name":"Waltz a La Carte","registered_at":"2026-06-25T04:23:29Z","spotify_id":"5sKCfWkEYPVYLixl4Arari","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x392c7b87a71cef794958363c525caed562eb6bbf03e52701e4c78b81ac2f4a96. 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/5sKCfWkEYPVYLixl4Arari.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/5sKCfWkEYPVYLixl4Arari.
{"copyright_id":"0xaf901f6f4e415537dfd4eefd864ef5ddc244a56ce55694298ad44868515513b5","isrc":"US3K51700253","name":"Le Quatre Cinq (The Cat Sank)","registered_at":"2026-06-25T04:24:05Z","spotify_id":"62BlJ4Twqs7CcHifivDEKe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf901f6f4e415537dfd4eefd864ef5ddc244a56ce55694298ad44868515513b5. 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/62BlJ4Twqs7CcHifivDEKe.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/62BlJ4Twqs7CcHifivDEKe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46f7436e67302764b9166016446ba325535dedc67a9732c5e4f3256449cab6df. 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/1FronGnWYK878AhYaBlPWT.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/1FronGnWYK878AhYaBlPWT.
{"copyright_id":"0x0ff7dc7d5bc542da7a161bd444215edbf893240b6821dd7fcb408a22ebea7e30","isrc":"US3K51700257","name":"Mighty Engine of Rhythm","registered_at":"2026-06-11T23:14:11Z","spotify_id":"6e2AdjxZbD7b87OyYtMB0Y","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ff7dc7d5bc542da7a161bd444215edbf893240b6821dd7fcb408a22ebea7e30. 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/6e2AdjxZbD7b87OyYtMB0Y.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/6e2AdjxZbD7b87OyYtMB0Y.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8e75da3a386e7b497f5d6344ece9e53e067627fabc3db08ac88bb285e806e72. 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/43GsjxOrfrrGyo5X7d3y12.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/43GsjxOrfrrGyo5X7d3y12.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc7e1be4dc1bebafae30b4d101f8ac303d296c91c48b527d1ed1f6907fe5d3e1. 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/7qI4bwzHya6KR3LIXGcMaB.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/7qI4bwzHya6KR3LIXGcMaB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88edaa02d7aa85e56235f7b6a46a07326402b2fcd42bba43e6d830135ed3a546. 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/5NPbHD1vhzh9uFk7qnbGIK.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/5NPbHD1vhzh9uFk7qnbGIK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x967f5a0d34395ad6f73ea62ef93fae76c9a2716a487149b9e88edd23948e32a7. 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/3kOHwg6GG4f35xCbqGwee0.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/3kOHwg6GG4f35xCbqGwee0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc158b0d5efefb2b341036015e1c1200c6e3fad0c8b2fbd06ed11c3b6f22fce5. 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/2DPonYDWf5rAiF1d18PYoL.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/2DPonYDWf5rAiF1d18PYoL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae5f4bad6c90bc5f4be66d2e2038e8695fea50a0d92d617de9236ed8241422f9. 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/6QZ48CYkVx2YTU7elfK6Y9.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/6QZ48CYkVx2YTU7elfK6Y9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25847e7f848e07366b857b27d18e81160c9402967627d7419feb316d14e8221f. 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/3C5sTmjHP2h1jVZis6A47G.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/3C5sTmjHP2h1jVZis6A47G.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ab36e390488e1e1cea272e6f90eb8a127d25e8e14528dfa0b040e662735a7b0. 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/6E94LmsXyY1fYXK6RUWNDD.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/6E94LmsXyY1fYXK6RUWNDD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x000bafb03c9bee25dd04e1c2bc9b5c2d0969970c96d15a898977c10ee617f6b7. 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/79tn90sngLU9BaJ6nLSlgF.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/79tn90sngLU9BaJ6nLSlgF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6a0c9d89c653a46b7d1c943957576c328db27f81e6156675bb2fa3a6578893c. 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/0ntd9838CiImYikvMYUGV2.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/0ntd9838CiImYikvMYUGV2.
{"copyright_id":"0xfb63c94c4ab3ee31ca3ba0b2c54b1c781b85e903d38a5b3ae01d97f877e6b04f","isrc":"US3K50400130","name":"The Conversation","registered_at":"2026-06-06T07:11:31Z","spotify_id":"1ADhvPnSgQ4SjD0Dk0pj72","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb63c94c4ab3ee31ca3ba0b2c54b1c781b85e903d38a5b3ae01d97f877e6b04f. 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/1ADhvPnSgQ4SjD0Dk0pj72.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/1ADhvPnSgQ4SjD0Dk0pj72.
{"copyright_id":"0xaa365fdda518e6f4b97c95a7db2f0d08315a8eca6f7a66ab4cd092b6998851bb","isrc":"US3K50400131","name":"September In the Rain","registered_at":"2026-06-22T13:36:42Z","spotify_id":"728OJ1rlO3VKWvftlgebtd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa365fdda518e6f4b97c95a7db2f0d08315a8eca6f7a66ab4cd092b6998851bb. 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/728OJ1rlO3VKWvftlgebtd.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/728OJ1rlO3VKWvftlgebtd.
{"copyright_id":"0x874d078add2dbeed5dbe8877aa1e8e785f99579b9a970c24ce50b184c76e1d1c","isrc":"US3K50400132","name":"Sombre Dimanche / Le Rubis","registered_at":"2026-06-10T09:54:39Z","spotify_id":"3QtZssKMOB3dwPu1ZkBdeb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x874d078add2dbeed5dbe8877aa1e8e785f99579b9a970c24ce50b184c76e1d1c. 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/3QtZssKMOB3dwPu1ZkBdeb.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/3QtZssKMOB3dwPu1ZkBdeb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23c871b2bc1d9e046b77e785280b17543140fb0ab1f3afec76cc779553a3c5dc. 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/0unPstptJ5Q1IYPFa3ULEr.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/0unPstptJ5Q1IYPFa3ULEr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x510301ba1379fc65519eac42d95e79263c2f06eb97ac8878fcd59df36e96ea03. 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/2jAoRLNUgGh1ZXmMShTdXp.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/2jAoRLNUgGh1ZXmMShTdXp.
{"copyright_id":"0xd6d868b8d06b95617fc4dd3af32fcbfad64ef546a6f5e02df4982cce391fb87e","isrc":"US3K50610018","name":"Tres Palabras","registered_at":"2026-06-09T11:26:55Z","spotify_id":"0FesSyH9olQqfY5yokUyXk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6d868b8d06b95617fc4dd3af32fcbfad64ef546a6f5e02df4982cce391fb87e. 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/0FesSyH9olQqfY5yokUyXk.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/0FesSyH9olQqfY5yokUyXk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa23940a1e471648ffb0459065bee40eebf84e0f12eeb1d015965fa93f2f7696f. 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/0hqnGx3GfM8QunzuOzpnwe.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/0hqnGx3GfM8QunzuOzpnwe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc2343e7b86442121678880524d976b514863b60328360cf9025e55dce738a49. 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/0vf4wJ3amLNaPhyCM2OAoV.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/0vf4wJ3amLNaPhyCM2OAoV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42858f5b8244bb623a6324c01f8a1331a101f7e9af85bfc5cfd8059fc939e3c3. 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/3Ab3XZBQ5W4hb6V1YE0Rxd.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/3Ab3XZBQ5W4hb6V1YE0Rxd.
I Can't Believe That You're In Love With Me
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb28db514651182088b1aea72e58a173693a5cd52b0c97592d2f9143b1cc563ab. 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/3Jygl4azS74D5sN5YdxHQF.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/3Jygl4azS74D5sN5YdxHQF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0646667d09fd6e081e6c083b75c24a82047485969b7f2b852fd408be892c6731. 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/6t2x73eh7nBBrXcU1TBgdQ.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/6t2x73eh7nBBrXcU1TBgdQ.
{"copyright_id":"0x7b10bf502779ff629ffa92806fa50ebe86e20a13e0a3071401811cf197d05b6a","isrc":"US3K50610033","name":"Flambee Montalbanaise","registered_at":"2026-06-04T11:39:30Z","spotify_id":"7fPHlQGsVtfOyVU3hQnrYU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b10bf502779ff629ffa92806fa50ebe86e20a13e0a3071401811cf197d05b6a. 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/7fPHlQGsVtfOyVU3hQnrYU.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/7fPHlQGsVtfOyVU3hQnrYU.
{"copyright_id":"0x1c210398cb415cafac9ec0f47e3e83a7f46cf68bbfbcfef4da1a27e3740cee99","isrc":"US3K50610044","name":"Montagne Ste. Genevieve","registered_at":"2026-06-26T20:54:21Z","spotify_id":"1whKEMcB1bpru6s1TbjbfF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c210398cb415cafac9ec0f47e3e83a7f46cf68bbfbcfef4da1a27e3740cee99. 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/1whKEMcB1bpru6s1TbjbfF.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/1whKEMcB1bpru6s1TbjbfF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22b1000b0a3da41b104fc38b7ddbecbc501d7fcb8386845e89fe3d15a01e2e75. 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/02mkQASJnCbz5nHYaFCeLc.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/02mkQASJnCbz5nHYaFCeLc.
{"copyright_id":"0xe5a805131e13dadf784cd94c5842c4cea93a8c9472dc0fab5d7b81146d230754","isrc":"US3K50610056","name":"Bedtime For Bix","registered_at":"2026-06-06T13:44:24Z","spotify_id":"64UcuyRGoQGmNFySzLA3gq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5a805131e13dadf784cd94c5842c4cea93a8c9472dc0fab5d7b81146d230754. 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/64UcuyRGoQGmNFySzLA3gq.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/64UcuyRGoQGmNFySzLA3gq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf05785f1c1c9dc712cea9276121ac4fc143d85a9e206b95ec6f287728b0f3481. 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/6GXX2uLuY87im3IdqQLxYb.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/6GXX2uLuY87im3IdqQLxYb.