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 0x9435edb7a72d3fe2e8a682ef931deb615a4cc701660bbc471acb2c02fafffd07. 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/6d56ff29-dacd-40a6-9207-61356c78347b.json and https://artists.proofprofile.net/proofs/artist/6d56ff29-dacd-40a6-9207-61356c78347b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x72fb1f4689d3d4b7826141837c4b609dd4b8e1dec317faed23e191ec9a1dabe8","isrc":"USARL8172406","name":"Never Trust A Man","registered_at":"2026-06-29T03:10:54Z","spotify_id":"1v8XplbAAZVasV2B56B6Po","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 0x72fb1f4689d3d4b7826141837c4b609dd4b8e1dec317faed23e191ec9a1dabe8. 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/1v8XplbAAZVasV2B56B6Po.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/1v8XplbAAZVasV2B56B6Po.
{"copyright_id":"0xb3897e49b26030b53b8d3bc4149945cc2e2ffa304bf5d3dce997375004cb21d0","isrc":"USARL8172407","name":"Sure Had A Wonderful Time Last Night","registered_at":"2026-06-29T03:01:24Z","spotify_id":"2TbtFvT1bIoVEZ45Hwrn3E","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3897e49b26030b53b8d3bc4149945cc2e2ffa304bf5d3dce997375004cb21d0. 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/2TbtFvT1bIoVEZ45Hwrn3E.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/2TbtFvT1bIoVEZ45Hwrn3E.
I Can Love You Like A Woman (Or I Can Fight You Like A Man)
Live From Chicago-An Audience With The Queen
Live From Chicago - An Audience With The Queen
The Devil's Gonna Have A Field Day - Live
What Came First The Egg Or The Hen - Single Version
I Got What It Takes - Live (1972/Montreaux Jazz Festival)
I Got What It Takes - Live At The Montreaux Jazz Festival, Switzerland / 1972
{"copyright_id":"0x06f0baa8c85ed26ebbb68bcc54084b35f410815cc1393b9f6df1bac5f498463b","isrc":"USARL9381701","name":"Mother Nature","registered_at":"2026-06-29T03:02:15Z","spotify_id":"4p9rqCTGcbRfi4RWKpWQxc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06f0baa8c85ed26ebbb68bcc54084b35f410815cc1393b9f6df1bac5f498463b. 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/4p9rqCTGcbRfi4RWKpWQxc.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/4p9rqCTGcbRfi4RWKpWQxc.
{"copyright_id":"0xfc7c3ca028fcb582c01d8232f3f13c952082a4a266a3626d6df781caf8ea6bcf","isrc":"USARL9381703","name":"Hound Dog","registered_at":"2026-06-18T14:01:58Z","spotify_id":"3RqiXMnO2rfxVHzi9HovZM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc7c3ca028fcb582c01d8232f3f13c952082a4a266a3626d6df781caf8ea6bcf. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3RqiXMnO2rfxVHzi9HovZM.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/3RqiXMnO2rfxVHzi9HovZM.
Live At The Chicago Blues Festival, 5Th June 1994 (Remastered)
Something I Can’T Let Go (Remastered) - Live
Don’T Put Your Hands On Me (Remastered) - Live
I’M A Woman (Mannish Boy) [Remastered] - Live
Bad Case Of Loving You (Remastered) - Live
What It Takes: The Chess Years (Expanded Edition)
Don't Let Me Catch You With Your Drawers Down
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c312dc5c2e95ca2bb67e971b038220b45026503fec724d5795890a7c8a5615b. 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/6a5iZCvqEaDKCX8lj7v6EI.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/6a5iZCvqEaDKCX8lj7v6EI.
{"copyright_id":"0x0f2af5116ba6019ec72cae4a269c7af16b878fd353c0ee77a30d5becf75c0609","isrc":"USARL0261002","name":"Beer Bottle Boogie","registered_at":"2026-06-28T18:27:24Z","spotify_id":"6kVL7HPRm9jbezB4cC9aNN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f2af5116ba6019ec72cae4a269c7af16b878fd353c0ee77a30d5becf75c0609. 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/6kVL7HPRm9jbezB4cC9aNN.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/6kVL7HPRm9jbezB4cC9aNN.
South Side Lady - Live in Netherlands 1973 (Blues Reference)
What It Takes: The Chess Years [Expanded Edition]
What Kind Of Man Is That? - Single Version
I Can Love You Like a Woman (Or I Can Fight You Like a Man)
You Ain't Worth A Good Woman - Remastered
I'm Getting 'Long Alright fka I Cried Like A Baby - Remastered
Don't Put Your Hands On Me - Live (Remastered)
I'm A Woman (Mannish Boy) - Live (Remastered)
Bad Case Of Loving You - Live (Remastered)
Wang Dang Doodle - Version 2 (Live) [Remastered]
Lovin' On My Mind (Live Los Angeles '95)
{"copyright_id":"0x2928dd044c1d34967678a1f20022d1450fa44bf06ef1f50c18ebea3253d2b9ec","isrc":"USARL9381711","name":"Put the Pot on","registered_at":"2026-06-05T17:58:16Z","spotify_id":"4KVcCRCu3CtBhxwjgwDBTg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2928dd044c1d34967678a1f20022d1450fa44bf06ef1f50c18ebea3253d2b9ec. 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/4KVcCRCu3CtBhxwjgwDBTg.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/4KVcCRCu3CtBhxwjgwDBTg.
Bob Corritore & Friends: High Rise Blues
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4dc01901d5543bcdcd78b4f49c4a83b2e940667a3212299652ad7315e816615f. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0Pq4e4HeXVxkWmefyKGq34.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/0Pq4e4HeXVxkWmefyKGq34.
Alligator Records 45th Anniversary Collection
Bob Corritore & Friends: Women In Blues Showcase
Alligator Records 50 Years Of Genuine Houserockin' Music
{"copyright_id":"0x7f7b0a8d3effb96cb3cfc8fc8932fddd3d75ed814a2a727b2d2a9ffae962ff1d","isrc":"USARL2100002","name":"I'm A Woman - Remastered","registered_at":"2026-06-08T11:11:37Z","spotify_id":"01noJYGB8kT65mi8Pc2Ola","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f7b0a8d3effb96cb3cfc8fc8932fddd3d75ed814a2a727b2d2a9ffae962ff1d. 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/01noJYGB8kT65mi8Pc2Ola.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/01noJYGB8kT65mi8Pc2Ola.