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 0x5e1af30beff780637e4b31a8fab3bc035540a5e532aed932a0197e945d93f442. 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/e0fd2796-11c6-4990-842e-67747aaee1fe.json and https://artists.proofprofile.net/proofs/artist/e0fd2796-11c6-4990-842e-67747aaee1fe.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Headed for a Fall - Original Acoustic Version
Legends Live in Concert (Live in Denver, CO, November 9, 1979)
Cinderella - Live in Denver, CO, November 9, 1979
Mexico - Live in Denver, CO, November 9, 1979
Goodbye I Love You - Live in Denver, CO, November 9, 1979
Get You Back - Live in Denver, CO, November 9, 1979
Just Remember I Love You - Live in Denver, CO, November 9, 1979
Sweet and Sour - Live in Denver, CO, November 9, 1979
No Way out - Live in Denver, CO, November 9, 1979
It Doesn't Matter - Live in Denver, CO, November 9, 1979
Lips! - Live in Denver, CO, November 9, 1979
Anymore - Live in Denver, CO, November 9, 1979
Strange Way - Live in Denver, CO, November 9, 1979
Livin' Ain't Livin' - Live in Denver, CO, November 9, 1979
Just What You Need - Live in Denver, CO, November 9, 1979
Colorado - Live in Denver, CO, November 9, 1979
WMMS Intro - Live: The Agora, Cleveland, OH May 1976
It Doesn't Matter - Live: The Agora, Cleveland, OH May 1976
Cinderella - Live: The Agora, Cleveland, OH May 1976
Livin' Ain't Livin' - Live: The Agora, Cleveland, OH May 1976
Love Isn't All - Live: The Agora, Cleveland, OH May 1976
No Way Out - Live: The Agora, Cleveland, OH May 1976
Sunny Day - Live: The Agora, Cleveland, OH May 1976
She is a Song - Live: The Agora, Cleveland, OH May 1976
Ya Never Know - Live: The Agora, Cleveland, OH May 1976
Colorado - Live: The Agora, Cleveland, OH May 1976
Two Lovely Women - Live: The Agora, Cleveland, OH May 1976
{"copyright_id":"0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f","isrc":"USAT20003575","name":"You Are the Woman","registered_at":"2026-06-17T21:32:31Z","spotify_id":"24cfNMjoUXLzab2s6zyUs8","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 0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/24cfNMjoUXLzab2s6zyUs8.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/24cfNMjoUXLzab2s6zyUs8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28dd1295fe53ea945171119cbccc182fc1e242e7e24d93d33161d5200dc96876. 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/31ajeeNH5gYwlxiYBY3xjA.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/31ajeeNH5gYwlxiYBY3xjA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03df5d90068c6a18a7ffd0a73123e16289174be29ff00ed5ab4dc164c2f30622. 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/0ka2GI9A5AzM66WCas4efL.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/0ka2GI9A5AzM66WCas4efL.
{"copyright_id":"0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f","isrc":"USAT20003575","name":"You Are the Woman","registered_at":"2026-06-17T21:32:31Z","spotify_id":"6ZVr3431ue6zUgwPiYTW5X","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f. 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/6ZVr3431ue6zUgwPiYTW5X.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/6ZVr3431ue6zUgwPiYTW5X.
Soft Rock Hits 100 Best Songs from the 70s 80s 90s
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28dd1295fe53ea945171119cbccc182fc1e242e7e24d93d33161d5200dc96876. 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/5nyCK5MU29NVhQNGa5AL97.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/5nyCK5MU29NVhQNGa5AL97.
{"copyright_id":"0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f","isrc":"USAT20003575","name":"You Are the Woman","registered_at":"2026-06-17T21:32:31Z","spotify_id":"5XTK1iamLndRGfSNxcPXoF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f. 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/5XTK1iamLndRGfSNxcPXoF.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/5XTK1iamLndRGfSNxcPXoF.
{"copyright_id":"0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f","isrc":"USAT20003575","name":"You Are the Woman","registered_at":"2026-06-17T21:32:31Z","spotify_id":"5w8tVtfEpoToFVtLIJClDy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f. 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/5w8tVtfEpoToFVtLIJClDy.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/5w8tVtfEpoToFVtLIJClDy.
{"copyright_id":"0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f","isrc":"USAT20003575","name":"You Are the Woman","registered_at":"2026-06-17T21:32:31Z","spotify_id":"7bHqrcjIl6RIo6i5Yq3Npa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f. 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/7bHqrcjIl6RIo6i5Yq3Npa.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/7bHqrcjIl6RIo6i5Yq3Npa.
Magic!: The Best American Radio Rock Ever
{"copyright_id":"0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f","isrc":"USAT20003575","name":"You Are the Woman","registered_at":"2026-06-17T21:32:31Z","spotify_id":"53WJdyH6n4oWQapRhDOk66","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/53WJdyH6n4oWQapRhDOk66.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/53WJdyH6n4oWQapRhDOk66.
A Horse with No Name: Best Folk Rock Ever
{"copyright_id":"0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f","isrc":"USAT20003575","name":"You Are the Woman","registered_at":"2026-06-17T21:32:31Z","spotify_id":"0b1XvNMR3f0sKCzPFPE2OD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec5df3ce3ffff98d384992f9a6e68b2ca51e87647ad07183f0ff97feeb97080f. 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/0b1XvNMR3f0sKCzPFPE2OD.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/0b1XvNMR3f0sKCzPFPE2OD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28dd1295fe53ea945171119cbccc182fc1e242e7e24d93d33161d5200dc96876. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3owVkYjx7y5Ir4b2H5tpuh.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/3owVkYjx7y5Ir4b2H5tpuh.