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 0xd1d8cab8a568600f9dd464b80d3f6ba3d183e8acb6700b4db61d93058845f1af. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c5b5958c-2e4a-4ec7-b2c4-3f4a665602c0.json and https://artists.proofprofile.net/proofs/artist/c5b5958c-2e4a-4ec7-b2c4-3f4a665602c0.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 0xac0d7fc9cc98be009e2ace4970b586fc8ce460c77bc872cedde7bb5dea10ef22. Chain 2 (Bitcoin): anchored in block 956841 (2026-07-05T22:14:35Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1XYtg6qp4N0HMBftpIilfv.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/1XYtg6qp4N0HMBftpIilfv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87d82c75db7d62f3eed5a99ec38e23645c136e5cd12d11d85f77d71c9e7664cc. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0W3lE19OnXOLO1c3F8yw9I.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/0W3lE19OnXOLO1c3F8yw9I.
And I Don't Believe In Anything, Anymore
Stolen Youth (with Famous Last Words & Outline in Color)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4eae38eede9a9259f235ab7b17c9714c0bc9ae937034f779cb76a716f96b4768. 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/0fM6eWcjLgjoucTxefxWLV.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/0fM6eWcjLgjoucTxefxWLV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x267018e73517cf9bacaa28f5f8a266356bb746966b396a89ffe22392b1430287. 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/3zANjkzc3vf0LXc8qFLEAR.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/3zANjkzc3vf0LXc8qFLEAR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87d82c75db7d62f3eed5a99ec38e23645c136e5cd12d11d85f77d71c9e7664cc. 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/0z1pUKy4UHmKvjbFwHdOOC.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/0z1pUKy4UHmKvjbFwHdOOC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x725010b7002a10ec077e59f3d2b53d85543ae3f19d430bbaf7f0e0fdcc435512. 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/5fDKI2bEBILJZv0l3So9BF.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/5fDKI2bEBILJZv0l3So9BF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2992b134a51dd107ff5594c6e9c46ef02a80cc2dc55b765602ad3a09175bf7c1. 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/19v2UVWeJfc1wcGPGyrih8.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/19v2UVWeJfc1wcGPGyrih8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac0d7fc9cc98be009e2ace4970b586fc8ce460c77bc872cedde7bb5dea10ef22. 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/47IP8wXDXpgWDEaOlt1BHm.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/47IP8wXDXpgWDEaOlt1BHm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x084faf963216c4a721aa715527f0ba66f581a2377e5ca4ebcd97cb323e9811d6. 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/2m5IbFpWzKlVvl7znUVbyZ.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/2m5IbFpWzKlVvl7znUVbyZ.
{"copyright_id":"0x711a4a2e0eaec869e65417aaae646f724f38b0b0a5acd6a7c6738873f0420d26","isrc":"QM4TW2240153","name":"And I Don't Believe In Anything, Anymore","registered_at":"2026-06-25T08:38:12Z","spotify_id":"2LmmseG6POpB8eCwtfvVup","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x711a4a2e0eaec869e65417aaae646f724f38b0b0a5acd6a7c6738873f0420d26. 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/2LmmseG6POpB8eCwtfvVup.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/2LmmseG6POpB8eCwtfvVup.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa1a4b37daf38cc01e8b1e391f03795d1313c760fe2f6fb932039c9f0971a6da. 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/1EN0MB0IzI9V7bagk3esAB.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/1EN0MB0IzI9V7bagk3esAB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa76755a6021adc7fa502a2279fb3421bbde82c93532248a39a47e7c5bcf5b2e4. 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/0FzI3ETZPJnqdylon7qflP.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/0FzI3ETZPJnqdylon7qflP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9288774170d831ac6a4f67b9d0e98ec5b580ec0239bc987cdb125552da9041b. 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/1O12IcwKNLxRKnwLKkmDvr.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/1O12IcwKNLxRKnwLKkmDvr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9facb208607518609bac9c2ac8ad5105204b25172a13ff53792439a69915d47a. 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/3TFvEMWroWO5uA02aol64j.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/3TFvEMWroWO5uA02aol64j.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd6e8921c4f6810d8a10be458aadd2ec9195a8927276d61534479346ca02fb92. 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/7fFp5wxVb3oJxthl73J1pT.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/7fFp5wxVb3oJxthl73J1pT.
{"copyright_id":"0x0eccfdcc6cc7640a8b431a74f20481922b016ffec020c0fa26c9647608837f5c","isrc":"QM6MZ2257759","name":"All These Lights Are Graves","registered_at":"2026-06-11T16:23:06Z","spotify_id":"6dp5RLwh3pMdR4nxcJfwKy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0eccfdcc6cc7640a8b431a74f20481922b016ffec020c0fa26c9647608837f5c. 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/6dp5RLwh3pMdR4nxcJfwKy.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/6dp5RLwh3pMdR4nxcJfwKy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf27b04f55deae809040a9813e9622a13eaba0d272ca7e20100ba257c1f758459. 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/0BPkuxLslPuMMeTsZoGN9M.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/0BPkuxLslPuMMeTsZoGN9M.
Brain is the Closest Thing to a Time Machine We Have
{"copyright_id":"0x13cc6b5ee9fb9a30058ab29b81936da90407518fa9987db056cc4f2e93a86ec6","isrc":"QMBZ92292663","name":"Brain is the Closest Thing to a Time Machine We Have","registered_at":"2026-06-20T09:13:42Z","spotify_id":"21VTsWS0cfkmzj7AzzQPhL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13cc6b5ee9fb9a30058ab29b81936da90407518fa9987db056cc4f2e93a86ec6. 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/21VTsWS0cfkmzj7AzzQPhL.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/21VTsWS0cfkmzj7AzzQPhL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4eae38eede9a9259f235ab7b17c9714c0bc9ae937034f779cb76a716f96b4768. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5yrGEM8tX530jgdFdNQoUh.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/5yrGEM8tX530jgdFdNQoUh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x267018e73517cf9bacaa28f5f8a266356bb746966b396a89ffe22392b1430287. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7A9E8PTiWvsGkT22w7aG2W.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/7A9E8PTiWvsGkT22w7aG2W.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87d82c75db7d62f3eed5a99ec38e23645c136e5cd12d11d85f77d71c9e7664cc. Chain 2 (Bitcoin): anchored in block 956713 (2026-07-04T23:03:25Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3SnBVT5wmjoCDO0XwS5gAp.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/3SnBVT5wmjoCDO0XwS5gAp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x725010b7002a10ec077e59f3d2b53d85543ae3f19d430bbaf7f0e0fdcc435512. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4xpsY5CImuFWHJTRdZYnmt.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/4xpsY5CImuFWHJTRdZYnmt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2992b134a51dd107ff5594c6e9c46ef02a80cc2dc55b765602ad3a09175bf7c1. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0KcNhRhgGxL1vOdI8B6YFE.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/0KcNhRhgGxL1vOdI8B6YFE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac0d7fc9cc98be009e2ace4970b586fc8ce460c77bc872cedde7bb5dea10ef22. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0yoBQRxxp5rN5zHk8Dimbx.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/0yoBQRxxp5rN5zHk8Dimbx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x084faf963216c4a721aa715527f0ba66f581a2377e5ca4ebcd97cb323e9811d6. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3A9l5WR3OJmnvsDOPQUrB3.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/3A9l5WR3OJmnvsDOPQUrB3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa1a4b37daf38cc01e8b1e391f03795d1313c760fe2f6fb932039c9f0971a6da. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5oieKor0Hy6QsKG4YDnwdL.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/5oieKor0Hy6QsKG4YDnwdL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa76755a6021adc7fa502a2279fb3421bbde82c93532248a39a47e7c5bcf5b2e4. Chain 2 (Bitcoin): anchored in block 956711 (2026-07-04T22:48:52Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/21XISNb7phrS14yxkcFLIz.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/21XISNb7phrS14yxkcFLIz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9288774170d831ac6a4f67b9d0e98ec5b580ec0239bc987cdb125552da9041b. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2FERCZb8TafPn2qthXHgdX.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/2FERCZb8TafPn2qthXHgdX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9facb208607518609bac9c2ac8ad5105204b25172a13ff53792439a69915d47a. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Jn8DLNdAkg1U7Q046BR8z.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/1Jn8DLNdAkg1U7Q046BR8z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd6e8921c4f6810d8a10be458aadd2ec9195a8927276d61534479346ca02fb92. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/07hjcsANaqNATPwKzcs2Ds.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/07hjcsANaqNATPwKzcs2Ds.
{"copyright_id":"0x0eccfdcc6cc7640a8b431a74f20481922b016ffec020c0fa26c9647608837f5c","isrc":"QM6MZ2257759","name":"All These Lights Are Graves","registered_at":"2026-06-11T16:23:06Z","spotify_id":"6K3Kq04OKESWrWwaX1eB2x","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0eccfdcc6cc7640a8b431a74f20481922b016ffec020c0fa26c9647608837f5c. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6K3Kq04OKESWrWwaX1eB2x.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/6K3Kq04OKESWrWwaX1eB2x.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf27b04f55deae809040a9813e9622a13eaba0d272ca7e20100ba257c1f758459. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5ebe9inUcaiHHAguLCKuz3.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/5ebe9inUcaiHHAguLCKuz3.
{"copyright_id":"0x13cc6b5ee9fb9a30058ab29b81936da90407518fa9987db056cc4f2e93a86ec6","isrc":"QMBZ92292663","name":"Brain is the Closest Thing to a Time Machine We Have","registered_at":"2026-06-20T09:13:42Z","spotify_id":"55VJs5YyJj3gsmLOZhf3WJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13cc6b5ee9fb9a30058ab29b81936da90407518fa9987db056cc4f2e93a86ec6. Chain 2 (Bitcoin): anchored in block 956711 (2026-07-04T22:48:52Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/55VJs5YyJj3gsmLOZhf3WJ.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/55VJs5YyJj3gsmLOZhf3WJ.