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 0x24f561151fbb7ded2f0e8d56ba42189948798774daaa49e69a2e5e986b40a47e. 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/3eabb143-b824-41f3-8129-7992e6855ec3.json and https://artists.proofprofile.net/proofs/artist/3eabb143-b824-41f3-8129-7992e6855ec3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Tie a Yellow Ribbon 'Round the Old OaK Tree
{"copyright_id":"0x3a05eeead780bb43363fc643c4c62919552df52a4abc0ce8947d78564342f762","isrc":"GBJUT1014522","name":"Spring Waltz - Vienna Waltz","registered_at":"2026-06-04T13:39:13Z","spotify_id":"1AGZg8MBYxKXgT5a5nbAwH","type":"track"}
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 0x3a05eeead780bb43363fc643c4c62919552df52a4abc0ce8947d78564342f762. 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/1AGZg8MBYxKXgT5a5nbAwH.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/1AGZg8MBYxKXgT5a5nbAwH.
{"copyright_id":"0x2af98967579e0d3fa20087103edc80c172f92ffff68aeba57fea15d2db6d43a8","isrc":"GBJUT1014524","name":"That's Amore - Vienna Waltz","registered_at":"2026-06-11T22:01:13Z","spotify_id":"5jukg7AaZitBcgh28ecBdn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2af98967579e0d3fa20087103edc80c172f92ffff68aeba57fea15d2db6d43a8. 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/5jukg7AaZitBcgh28ecBdn.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/5jukg7AaZitBcgh28ecBdn.
{"copyright_id":"0xfe5d13e77cb3d91252afb8c3c4ca5db700e5fd0fe23f22b424ac6e2ceffa4608","isrc":"GBJUT1014525","name":"Rote Rosen - Vienna Waltz","registered_at":"2026-06-07T10:30:56Z","spotify_id":"0RzSVEbhXT0O3xGkWQ1Sgo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe5d13e77cb3d91252afb8c3c4ca5db700e5fd0fe23f22b424ac6e2ceffa4608. 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/0RzSVEbhXT0O3xGkWQ1Sgo.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/0RzSVEbhXT0O3xGkWQ1Sgo.
{"copyright_id":"0xd92f2e67cbc3ebb3e8bf7611a876af04adee57238794a39ea657a40fa9f30ddd","isrc":"GBJUT1014526","name":"The Locomotion - Twist","registered_at":"2026-06-24T07:38:56Z","spotify_id":"2Lz9f0JPgyJuKuPeXxwhjI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd92f2e67cbc3ebb3e8bf7611a876af04adee57238794a39ea657a40fa9f30ddd. 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/2Lz9f0JPgyJuKuPeXxwhjI.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/2Lz9f0JPgyJuKuPeXxwhjI.
{"copyright_id":"0x3ad0687092e9a5a275cc80fab59b12685e4bf3216294bffd6ffcfc503b3f67b1","isrc":"GBJUT1014528","name":"Schon Bist Du - Valetta","registered_at":"2026-06-26T08:56:45Z","spotify_id":"0qm2yrGeo6nZnvDhG7ckpT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ad0687092e9a5a275cc80fab59b12685e4bf3216294bffd6ffcfc503b3f67b1. 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/0qm2yrGeo6nZnvDhG7ckpT.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/0qm2yrGeo6nZnvDhG7ckpT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7717966e0215046cdc6152a7476579de44a36278857e41dff49ba0dfec0d7b49. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6aw5JMt3IvtKXXIriWE1CX.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/6aw5JMt3IvtKXXIriWE1CX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x211635b8c0497cd4f5e0759fc690243751a5205c1c1720a81cf7d5f6719c9104. 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/6fMuCDfvGLTY6jBLeSMgI7.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/6fMuCDfvGLTY6jBLeSMgI7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6f10f92707ac2c204c3063d5679e676879da6edfc52fad400b8c6e3a51d6057. 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/0ukR5VqiNWo071RUm9MR2d.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/0ukR5VqiNWo071RUm9MR2d.
Zwei Herzen Im Dreivierteltakt - Vienna Waltz
{"copyright_id":"0xc1cb81f2780ca7ebd363717bcd8b1d13b0c7d44a5e999eb8a63a1c30fcc8c6ae","isrc":"GBJUT1014534","name":"Zwei Herzen Im Dreivierteltakt - Vienna Waltz","registered_at":"2026-06-10T23:59:54Z","spotify_id":"3OkSn7yFGDazQojKOaWNYY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1cb81f2780ca7ebd363717bcd8b1d13b0c7d44a5e999eb8a63a1c30fcc8c6ae. 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/3OkSn7yFGDazQojKOaWNYY.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/3OkSn7yFGDazQojKOaWNYY.
{"copyright_id":"0xf3371842c3963376c750feb311b68cf43fc4c9c5c9a87f21d30fa48ac3703a6f","isrc":"GBJUT1014535","name":"Violins - Valetta","registered_at":"2026-06-08T18:01:15Z","spotify_id":"7sIbRNNztWMQAbnSuhekQS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3371842c3963376c750feb311b68cf43fc4c9c5c9a87f21d30fa48ac3703a6f. 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/7sIbRNNztWMQAbnSuhekQS.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/7sIbRNNztWMQAbnSuhekQS.
An Der Schonen Blauen Donau - Vienna Waltz
{"copyright_id":"0x8960ee5b6d34839e1b34e11ba323f3a1e04af7616da4e6771a9c17af250063fb","isrc":"GBJUT1014536","name":"An Der Schonen Blauen Donau - Vienna Waltz","registered_at":"2026-06-07T16:47:41Z","spotify_id":"3hRierpEHvv8LcCexElPoV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8960ee5b6d34839e1b34e11ba323f3a1e04af7616da4e6771a9c17af250063fb. 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/3hRierpEHvv8LcCexElPoV.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/3hRierpEHvv8LcCexElPoV.
{"copyright_id":"0xa5692f10c31d60849f10ca2f1b9bdc2d5723e38d770f82f9925969237b32eb47","isrc":"TCAIA2403507","name":"I Just Called to Say I Love You","registered_at":"2026-06-23T22:42:43Z","spotify_id":"77VEjwxfSmnBOKkn4s9JC3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5692f10c31d60849f10ca2f1b9bdc2d5723e38d770f82f9925969237b32eb47. 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/77VEjwxfSmnBOKkn4s9JC3.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/77VEjwxfSmnBOKkn4s9JC3.
{"copyright_id":"0x5eb832a3c4133b096e7da89d3456c8e2c5ee1867a0004f0bf4c6ab1ea5eb9e64","isrc":"TCAIA2403510","name":"Blues in the Night","registered_at":"2026-06-20T15:54:01Z","spotify_id":"3l46JjOmxZWWINzdCVkDx9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5eb832a3c4133b096e7da89d3456c8e2c5ee1867a0004f0bf4c6ab1ea5eb9e64. 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/3l46JjOmxZWWINzdCVkDx9.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/3l46JjOmxZWWINzdCVkDx9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a7336027250e8bf4b46b31e099e1ea89e2b0da19f82814a1b2507d73af771df. 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/5en7ki1AQBdPQwBQlsykY1.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/5en7ki1AQBdPQwBQlsykY1.
{"copyright_id":"0x86280cdebe307cd124f945f52aa1f0363d54d74a1d8731a1d502177d4ff32910","isrc":"TCAIA2403518","name":"That Old Devil Called Love","registered_at":"2026-06-05T19:09:11Z","spotify_id":"1JwQWtRziOooMGTWO4Bng0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86280cdebe307cd124f945f52aa1f0363d54d74a1d8731a1d502177d4ff32910. 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/1JwQWtRziOooMGTWO4Bng0.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/1JwQWtRziOooMGTWO4Bng0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb805a16f4b1a9d3f24c0b32ae5bf377a0178a0d17693c24e8969434d02a1560e. 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/4st2QnoeJzHrqXtlVat0rx.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/4st2QnoeJzHrqXtlVat0rx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb954e7934e21dd826f64141a091d186c56e6031d4f988dd33ab3419c56ff574b. 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/1WO9kn7uSTHGQ3sDXlTWWD.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/1WO9kn7uSTHGQ3sDXlTWWD.
{"copyright_id":"0xa36c9f41aed6921309791338957ec084502365a9ee896adcfd7cdcd8ab22ffac","isrc":"TCAIA2403530","name":"Theme from \"a Summer Place\"","registered_at":"2026-06-04T08:14:24Z","spotify_id":"6ssBSKztP15j42MN4XIfsX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa36c9f41aed6921309791338957ec084502365a9ee896adcfd7cdcd8ab22ffac. 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/6ssBSKztP15j42MN4XIfsX.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/6ssBSKztP15j42MN4XIfsX.
{"copyright_id":"0x0519108ab3b5b383eb3d7027b8568ce90c8c4e9a5737657bbdeb0545a806302b","isrc":"TCAIA2403534","name":"Red Roses for a Blue Lady","registered_at":"2026-06-04T08:27:44Z","spotify_id":"1ZrvVt5UgeqeozLaRgMc6U","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0519108ab3b5b383eb3d7027b8568ce90c8c4e9a5737657bbdeb0545a806302b. 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/1ZrvVt5UgeqeozLaRgMc6U.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/1ZrvVt5UgeqeozLaRgMc6U.
{"copyright_id":"0xab755808e74bc43598f7b9c1c0bbb7c9027032909ca9ae16d4bdbae9a9b4f33e","isrc":"TCAIA2403535","name":"Swing Along","registered_at":"2026-06-27T23:18:54Z","spotify_id":"0ZoSLHGfqfJI3zoT83G9m9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab755808e74bc43598f7b9c1c0bbb7c9027032909ca9ae16d4bdbae9a9b4f33e. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0ZoSLHGfqfJI3zoT83G9m9.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/0ZoSLHGfqfJI3zoT83G9m9.
{"copyright_id":"0x29fecb8b984f7f186210ff308d226e42fcb6e117630a97b20d364642096a8ea4","isrc":"TCAIA2403541","name":"I Can't Give You Anything but Love","registered_at":"2026-06-06T15:40:56Z","spotify_id":"3xIubGjZkDX1PgrGFBYcgN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29fecb8b984f7f186210ff308d226e42fcb6e117630a97b20d364642096a8ea4. 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/3xIubGjZkDX1PgrGFBYcgN.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/3xIubGjZkDX1PgrGFBYcgN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29cdd2984c3b57d559f2379325b8e750d27d587074e259ce004f1c31745d98f8. 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/05a30s7sRy3plqcVq8nLLD.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/05a30s7sRy3plqcVq8nLLD.
{"copyright_id":"0x8a9361bf0e9be46a33092d433cdf7c604837b2e5c99899282162ecc4a7dcaa07","isrc":"TCAIA2403550","name":"Sail Along Silvery Moon","registered_at":"2026-06-04T16:39:11Z","spotify_id":"6HpABMcG7koOpAKhVfuXbm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a9361bf0e9be46a33092d433cdf7c604837b2e5c99899282162ecc4a7dcaa07. 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/6HpABMcG7koOpAKhVfuXbm.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/6HpABMcG7koOpAKhVfuXbm.
{"copyright_id":"0x5b8bde5e7e1cc7356fe8d6ad3ed2af017511d005966ddd49b3901f10b2090a61","isrc":"TCAIA2403566","name":"Young at Heart","registered_at":"2026-06-04T16:23:47Z","spotify_id":"4ot6huvTUNk2MXVpEnCTZN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b8bde5e7e1cc7356fe8d6ad3ed2af017511d005966ddd49b3901f10b2090a61. 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/4ot6huvTUNk2MXVpEnCTZN.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/4ot6huvTUNk2MXVpEnCTZN.
{"copyright_id":"0xabcf9e03cbb7b94cc4d1b03a69e5b5e12d042836d8cb9db712857d83ac4de92e","isrc":"TCAIA2403577","name":"A Fine Romance","registered_at":"2026-06-05T19:05:28Z","spotify_id":"1zgDrhXTnGy0PABaP9YgAl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabcf9e03cbb7b94cc4d1b03a69e5b5e12d042836d8cb9db712857d83ac4de92e. 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/1zgDrhXTnGy0PABaP9YgAl.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/1zgDrhXTnGy0PABaP9YgAl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdcaa60c91aff8edf8a844bef97601439faad758cd4251abc97ecea5f0d3a0115. 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/2MTvcdbKFYXXUHEYi8N7JX.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/2MTvcdbKFYXXUHEYi8N7JX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71a2a54c2af697e7378242656179283da73a9373685de0d0d473b9293877157f. 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/1xL8nMzxgXIAqECARLMsw9.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/1xL8nMzxgXIAqECARLMsw9.
{"copyright_id":"0xff6740cffe29700f0cfe1bc8f55a6c0eea0205860e4ab5619e55ec7db397a29b","isrc":"TCAIA2403591","name":"What Is This Thing Called Love?","registered_at":"2026-06-11T21:44:39Z","spotify_id":"16CKjrWBPnIxrZNVdiZ9vG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff6740cffe29700f0cfe1bc8f55a6c0eea0205860e4ab5619e55ec7db397a29b. 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/16CKjrWBPnIxrZNVdiZ9vG.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/16CKjrWBPnIxrZNVdiZ9vG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9e5b0fa213f621bcfe27157e72591d044a0512141786f7476758277b6352e41. 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/6McQN6OBvoXsIwgIeNoJYZ.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/6McQN6OBvoXsIwgIeNoJYZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x197a244786412f0e11526e72b88b2b94254aa24c0e4230297ac30682aa7b4e91. 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/6vC7WsZM8Yqq18EgK2ba6O.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/6vC7WsZM8Yqq18EgK2ba6O.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c53539948cf6d4532de77adf19e24b9476750d7541c5e03a7023c60a3f86497. 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/373dLuZn0yLIl1yR4WQv67.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/373dLuZn0yLIl1yR4WQv67.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x194a226e1b4c68163c240d8eba6089f8c110591aaed6c7425737cfb2227fb6fe. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3OI1Nfw1QBmKlomW3XrJCH.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/3OI1Nfw1QBmKlomW3XrJCH.
{"copyright_id":"0xf34237b4d02b2c38333a402ceecbb14df8e617b23a59e77dc3a97f73e37d1bac","isrc":"GBJUT0916427","name":"Annie's Song","registered_at":"2026-06-19T00:42:05Z","spotify_id":"1ytMeWiT2UCzsosgxi0GnM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf34237b4d02b2c38333a402ceecbb14df8e617b23a59e77dc3a97f73e37d1bac. 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/1ytMeWiT2UCzsosgxi0GnM.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/1ytMeWiT2UCzsosgxi0GnM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3604e1b2a91d55b669eb6e2038b798c5ffce76c40f0b63c09949f4eba5ae632. 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/6deeE7dh6NRRQhofBfWzdm.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/6deeE7dh6NRRQhofBfWzdm.
Ballroom Tango - Ballroom Dance Orchestra
Ballroom Mambo - Ballroom Dance Orchestra
Sounds of the Season, Vol. 2 - Ballroom Dance Orchestra
Best Years of Our Lives - Ballroom Dance Orchestra
Any Dream Will Do - Ballroom Dance Orchestra
A Merry Little Christmas - Ballroom Dance Orchestra
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x947dfec86c53ed3896b949670f5304f8e7c46350a1211dd3029c7aae8a74e525. 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/7q3kvfj41erU3brnfhkanG.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/7q3kvfj41erU3brnfhkanG.
{"copyright_id":"0x1cf5279479dd320ef63b1ec727b4cd66c231dea15a332485193adcdef3bb97fc","isrc":"GBJUT1014480","name":"Begin The Beguine","registered_at":"2026-06-09T22:39:26Z","spotify_id":"10vmmz3Xljqrw3w1woor5q","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cf5279479dd320ef63b1ec727b4cd66c231dea15a332485193adcdef3bb97fc. 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/10vmmz3Xljqrw3w1woor5q.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/10vmmz3Xljqrw3w1woor5q.
Medley: In The Still Of The Night; A Walk In The Black Forest; L.A. International Airport
Let's Face The Music And Dance (Foxtrot)
Do You Know The Way To San Jose - Instrumental
Don't You Worry 'bout a Thing - Instrumental