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 0xbb2659ca794a58a0b97717e58b23a4f2056f00c838fa22060620b249d3b4195b. 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/8ba97923-d9d6-4469-94ca-adcab582ed03.json and https://artists.proofprofile.net/proofs/artist/8ba97923-d9d6-4469-94ca-adcab582ed03.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Have I The Right - The Very Best Of The Honeycombs
Something I've Got To Tell You Baby - Re-record
Totem Pole - Instrumental Theme from "Howard's Way"
Totem Pole - Instrumental Theme From "Howard's Way"
Totem Pole - Instrumental Theme From Howards Way
She's About a Mover - Live In Tokyo, 1966
Have I the Right? The Complete 60s Albums & Singles
Hab' Ich Das Recht (Full Length Backing 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 0x7f03607c0d14bcf1eb40552a7260196999e576a09f4c5f75c97f7860aa866784. 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/1Ke0lJgRiB2rgIkvhRag7q.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/1Ke0lJgRiB2rgIkvhRag7q.
60s HITS – 100 Greatest Songs of the 1960s
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f03607c0d14bcf1eb40552a7260196999e576a09f4c5f75c97f7860aa866784. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7wKYovUG1mhOLezj0z9hft.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/7wKYovUG1mhOLezj0z9hft.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f03607c0d14bcf1eb40552a7260196999e576a09f4c5f75c97f7860aa866784. 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/1fy1dRSBCDb2OtkHW5Paob.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/1fy1dRSBCDb2OtkHW5Paob.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f03607c0d14bcf1eb40552a7260196999e576a09f4c5f75c97f7860aa866784. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4RYjUn2TeCkfubi97Q3NrU.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/4RYjUn2TeCkfubi97Q3NrU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f03607c0d14bcf1eb40552a7260196999e576a09f4c5f75c97f7860aa866784. 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/3kNTry4pEMG47O5OQzftu4.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/3kNTry4pEMG47O5OQzftu4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f03607c0d14bcf1eb40552a7260196999e576a09f4c5f75c97f7860aa866784. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6lXF97t1qqwKLtvntRBPRn.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/6lXF97t1qqwKLtvntRBPRn.