1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 0xe2ec8c4ca703e95a5d7db391a6407561e20b2ac35b285f39d79ae9db0e947829. 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/998c191f-021f-4118-aa49-86be4bd0073c.json and https://artists.proofprofile.net/proofs/artist/998c191f-021f-4118-aa49-86be4bd0073c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3df53d921b6bd7d5ba22e4de43a2cd42e082da654284834af7a6cdb3dcb6f373. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBWUL1459909.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98102c76bde219054eb0e3262c38b7ef33b104085376fefb1e2e26a3c16e82d6. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-16T21:41:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US83Z1458830.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80cea7a05b44ba7ca745ba3bfeb547d91873debdbe593833910fc0738636b664. Chain 2 (Bitcoin): anchored in block 959009 (2026-07-21T16:05:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US83Z1508884.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cc5b9dd2d1a8b2a473e3d40d06eeecb7d4ba1c8d38a0c2578426cd5dc464de1. Chain 2 (Bitcoin): anchored in block 958363 (2026-07-17T04:34:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR41530222.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfdcc1070298ce5bcb1278435e3066ec5c4b9691d42b4d02216916c16502675d. Chain 2 (Bitcoin): anchored in block 958853 (2026-07-20T11:35:40Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US83Z1529896.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4a8c012fa393a3f924b17163cf40778f65ec459ee41dd024baa4ed75f69f5f8. Chain 2 (Bitcoin): anchored in block 956420 (2026-07-03T00:42:11Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR41621487.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bad456a7532f2d356525b90cb0b2813b610d004fc9d64637a88f30ce6182b35. Chain 2 (Bitcoin): anchored in block 958832 (2026-07-20T08:33:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR41639354.
Golden Shores (2017 Sunlight Respray) / Sunday Moning Sun EP
Beautiful Sunset (Staring at the Sunset Intro Mix)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeefd048454ee8c9f5e35e915e551feb4f00b03f77c7f1c46bea827ad816ba2a3. Chain 2 (Bitcoin): anchored in block 958897 (2026-07-20T17:31:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITJ152000665.
The Best of Sunlight Project (2011-2021)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb669f365546f50893c50e70aec6ad85d043faa6e7ac3a81a40d67d35994d94d3. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-16T21:34:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42231626.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe68bc4355207b1fc4e6986d2e2f86c367c2fc57b6548a9e6a770b6942afa08e9. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42234085.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95b6b379f2343e3cca0c034384f001af2c48db4e2a24899b1c500e95b8de129e. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42358136.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a130eb515566d979acbd8c084fbc4e0ac44ce60dcfff4ab5995276fdaefe5c5. Chain 2 (Bitcoin): anchored in block 958520 (2026-07-18T08:19:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42492447.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1976b1c595222e1a9e61014f7c9c1fff24cf356576dab7d6a1ff4645ece84ef0. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42450483.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7154df9d10b832b800c9b1ff3cf098d1e10365cfd05befeac6c3783d85ab3185. Chain 2 (Bitcoin): anchored in block 956742 (2026-07-05T05:07:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42439320.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff1f448df20f69e055043fd945098e2ede089b8a5148a953f9e1e19cb3f277c1. Chain 2 (Bitcoin): anchored in block 958627 (2026-07-18T23:33:54Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42408220.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd438ceee34a71bacd2961c563b7466abfa6114ddaa4932ace28cf7f41e010cfd. Chain 2 (Bitcoin): anchored in block 958631 (2026-07-19T00:50:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DE1O62444755.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8bc4480db35cc0132252e592c793940341caac95388d89a2d98573ede751b1b. Chain 2 (Bitcoin): anchored in block 957880 (2026-07-13T16:39:18Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLD682500372.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56574c8af3e267b20fb602557b686c2c31490d158c8c3cf8bd9e50f0d73eb36c. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLD682500373.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fe51d5496acf7e4676ec158e5f47b2ccfe47109a4d96c337578c0738e2a2bb7. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42577648.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a4cfabcdb379a6901debcaea5feb9088158879855584512b1810c9d4585bb55. Chain 2 (Bitcoin): anchored in block 958095 (2026-07-15T04:30:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42568648.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb4d8fdc3b26fff7a84fda4125a0f9f43a193fa47460227a1faa6a02d58941de. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42566330.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x520e7fc5600d07d6c3f2d74a0cb570fa4bb4dcea9d935fd495ca041016e394fd. Chain 2 (Bitcoin): anchored in block 957776 (2026-07-13T00:05:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42553657.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23f4e1e7c8a9653fcc07233662a4cf4baa3e45b463b1645c6868a8c001626d1f. Chain 2 (Bitcoin): anchored in block 956420 (2026-07-17T04:45:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42550026.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x841b2210151f7badf005dd17df3ad573f5df086b2bac70ab60cce35d1d887ddb. Chain 2 (Bitcoin): anchored in block 958286 (2026-07-16T12:43:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42543266.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcfd5c36a3f3ed38afb38493fb7f56f9149a1d9522fb9ba64f6180a401ff9c2c2. Chain 2 (Bitcoin): anchored in block 957788 (2026-07-13T02:37:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42539747.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c7bad09eba0516be3d1fe7510ff02badb16b4a63315b3f6deac85c38b401cb5. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42536288.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fd54d779e30a8b0a0f768d4380a06ead516916f5ae9779018663bd1cea946f6. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42521007.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe510801ba0109a68c3cc98115b11b01b6de62cf4465f39f8594e669a356f7bfc. Chain 2 (Bitcoin): anchored in block 958110 (2026-07-15T06:57:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42529455.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x691490fe3eeb228ba267e4e7deb82ee7033c1feedf8287cd6bacef676a76f0a5. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42525373.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab00122a9e35522e33dbd0f546256291ce1e09de9e67d1d36a5b4455508dce84. Chain 2 (Bitcoin): anchored in block 958194 (2026-07-15T23:05:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAR42516405.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a64ffd8f7a0a14a1203bf200435442f359a6df0914a54c47c77e120ae655276. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US83Z1797915.
Big Room Bangers Vol. 3 (Mixed by Pavoire)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70f37f927b57d4f875c12ffd97728e3d7216635dcb7fe1c20fe5ed44c276ad62. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLD682500796.
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
FSOE 633 - Future Sound Of Egypt Episode 633
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf52b631b88deabd2a1384f2774a038bf3bc30faf7d774eb2f94de98e677be310. Chain 2 (Bitcoin): anchored in block 960379 (2026-07-31T09:25:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKRMQ2000116.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f6f1b9f495cd3c636bdda3c1cef60bd3e42c100cc1bbb9d6b74b54b8c233267. Chain 2 (Bitcoin): anchored in block 960277 (2026-07-30T16:10:47Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US83Z1786847.