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 0x1b72534a523f5fea8574c6dc4af0d626ef696d114bdeb3e16ee8df9085a3b119. 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/dfb4c82f-9aeb-400c-81f4-8eee9a7fd2b6.json and https://artists.proofprofile.net/proofs/artist/dfb4c82f-9aeb-400c-81f4-8eee9a7fd2b6.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 0x95a6086f8307e3e6c66ea716aa50fd52f54e37934eca0be8751265138b18d94e. 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/3Dvaw9bre1o4k1xj0EhIAb.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/3Dvaw9bre1o4k1xj0EhIAb.
Everything That Happens Will Happen Today
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc263a2f09efe3ec180cfdb30be38109d5b17b3e7c3151a3c5ef2a2544f15e204. 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/5xIZKpKJeFdHV8NecfR5j0.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/5xIZKpKJeFdHV8NecfR5j0.
{"copyright_id":"0xada17af81cca7cd5237b44dcbd8576fa353e5a33e57f86e546c27d6b51e9b3cd","isrc":"USQJT0800007","name":"Strange Overtones","registered_at":"2026-06-04T05:44:16Z","spotify_id":"7wXJyWtRktzx7shORVNX5B","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xada17af81cca7cd5237b44dcbd8576fa353e5a33e57f86e546c27d6b51e9b3cd. 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/7wXJyWtRktzx7shORVNX5B.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/7wXJyWtRktzx7shORVNX5B.
{"copyright_id":"0x01c5d374d8abb08960164057ad513bc053b7e7ebda2d6812ffca42f6b8fe423d","isrc":"USQJT0800009","name":"One Fine Day","registered_at":"2026-06-04T14:07:55Z","spotify_id":"4MrwM9vGNeVKjIEtyZ2sQT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01c5d374d8abb08960164057ad513bc053b7e7ebda2d6812ffca42f6b8fe423d. 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/4MrwM9vGNeVKjIEtyZ2sQT.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/4MrwM9vGNeVKjIEtyZ2sQT.
{"copyright_id":"0x45950a38f4adc09ca66d24e82be5b810dc6ffe07fef6dae0efd00ff42c39274f","isrc":"GBAAA0500386","name":"Regiment - 2006 Digital Remaster","registered_at":"2026-06-09T06:04:31Z","spotify_id":"1x6OrNcN4OKTSidSxJ38JJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45950a38f4adc09ca66d24e82be5b810dc6ffe07fef6dae0efd00ff42c39274f. 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/1x6OrNcN4OKTSidSxJ38JJ.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/1x6OrNcN4OKTSidSxJ38JJ.
The Travel (Feat. Marchitect & David Byrne)
Lazy - feat. David Byrne - Moto Blanco Radio Edit
{"copyright_id":"0x806cbf93a8da1342ab1a8325b1f42e28027aece4a6105be3da658c9427930cc3","isrc":"USMRG1142018","name":"Speaking in Tongues (feat. David Byrne)","registered_at":"2026-06-05T05:53:38Z","spotify_id":"3RcAhyvWMuM03yiYD4bgCG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x806cbf93a8da1342ab1a8325b1f42e28027aece4a6105be3da658c9427930cc3. 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/3RcAhyvWMuM03yiYD4bgCG.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/3RcAhyvWMuM03yiYD4bgCG.
{"copyright_id":"0xabc4f1b4e83a1de2f0c57d3b1a0d194f65e2cad032425bc6e9c697b8c05f6f39","isrc":"USAT22402370","name":"David Byrne Does Hard Times","registered_at":"2026-06-06T05:24:25Z","spotify_id":"5LJ5YEEuLmD9bk9PEYiUFI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabc4f1b4e83a1de2f0c57d3b1a0d194f65e2cad032425bc6e9c697b8c05f6f39. 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/5LJ5YEEuLmD9bk9PEYiUFI.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/5LJ5YEEuLmD9bk9PEYiUFI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b770516967d863089c6ff843f55dc25b0c62e848f76d368f39c99ac5c4eca7b. 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/5Fik3NpxT1qBKSXfXe8YBr.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/5Fik3NpxT1qBKSXfXe8YBr.
{"copyright_id":"0xf42103bee52ad20e4fa7ac7c5f9038adb16671cfb123a81769973aa442ecdcda","isrc":"USQJT1200002","name":"Weekend in the Dust","registered_at":"2026-06-08T21:39:45Z","spotify_id":"0yE4eaKscJyphP7OoaugGC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf42103bee52ad20e4fa7ac7c5f9038adb16671cfb123a81769973aa442ecdcda. 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/0yE4eaKscJyphP7OoaugGC.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/0yE4eaKscJyphP7OoaugGC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02b8c04204c1ebf675549c5510d455c24e2202d2278888e40f334004b5a9e4d9. 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/5cu7cJCwwfP9dNFuLnsH7L.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/5cu7cJCwwfP9dNFuLnsH7L.
{"copyright_id":"0x6ba8c9b7de2d23b86cb1834c1aef0a6e5d32fbb318ada4076de35f4da79a7d6b","isrc":"USQJT1200004","name":"Ice Age","registered_at":"2026-06-09T19:03:51Z","spotify_id":"6nBGC1YvXljm4s2zWw6WAD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ba8c9b7de2d23b86cb1834c1aef0a6e5d32fbb318ada4076de35f4da79a7d6b. 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/6nBGC1YvXljm4s2zWw6WAD.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/6nBGC1YvXljm4s2zWw6WAD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e4e80972507600c4c4f37335c0764300b2bd073959506b46e973391989f51bb. 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/6n1LH70jWiLUmvZndHqfpV.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/6n1LH70jWiLUmvZndHqfpV.
{"copyright_id":"0xa6e438401aa3d6f55a4b391bc5589ece88a7f246e161f84e1b48bd8a2e61bb16","isrc":"USQJT1200006","name":"The Forest Awakes","registered_at":"2026-06-09T05:00:42Z","spotify_id":"5tuLYgcMKmMb5Pd5hRCFUi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6e438401aa3d6f55a4b391bc5589ece88a7f246e161f84e1b48bd8a2e61bb16. 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/5tuLYgcMKmMb5Pd5hRCFUi.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/5tuLYgcMKmMb5Pd5hRCFUi.
{"copyright_id":"0x823c1cff20937d150ea8dc111247a1cf9c7004f83ee0e9a95143cd6dbad6d411","isrc":"USQJT1200007","name":"I Should Watch TV","registered_at":"2026-06-07T18:10:58Z","spotify_id":"73x5UqtgSk3nOzdK4KMAtL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x823c1cff20937d150ea8dc111247a1cf9c7004f83ee0e9a95143cd6dbad6d411. 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/73x5UqtgSk3nOzdK4KMAtL.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/73x5UqtgSk3nOzdK4KMAtL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb04270344f0147525cc7bcdd286a76b74f5e5126984854b7e4372173864461a. 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/4qpBg8ENwhSMlIIHAj4QIy.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/4qpBg8ENwhSMlIIHAj4QIy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34862e7ce9f8dca30b4bffbe73466c0791bc9d87d212652cb524912dac111a9b. 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/2lxqfyq0oFRsOKJ4lXgM5E.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/2lxqfyq0oFRsOKJ4lXgM5E.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e172829c798166749a93997891b08ad0cc4a4d76f28d94d13b4aa21ff2db712. 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/42qk1pMWNloHcQBFOsxzGp.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/42qk1pMWNloHcQBFOsxzGp.
{"copyright_id":"0x8ae39778ae55428e46633916e05989ad25ca233f0e3cf4ff9cbca0b0435211ba","isrc":"USQJT1200011","name":"The One Who Broke Your Heart","registered_at":"2026-06-11T14:37:17Z","spotify_id":"0eZ68QJhJziGPo4NHYhxaW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ae39778ae55428e46633916e05989ad25ca233f0e3cf4ff9cbca0b0435211ba. 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/0eZ68QJhJziGPo4NHYhxaW.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/0eZ68QJhJziGPo4NHYhxaW.