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 0xb16bdbafdde1cb98e207c793a39271c04aa2cdc047e267745b88316d37b09911. 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/19a162c6-4ceb-4d76-903a-28a1e66ec3df.json and https://artists.proofprofile.net/proofs/artist/19a162c6-4ceb-4d76-903a-28a1e66ec3df.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Settlers 7: Paths to a Kingdom (Original Game Soundtrack)
Der Lehrer, Vol. 4 (Die Originalmusik aus der RTL Serie)
Der Lehrer, Vol. 5 (Die Originalmusik aus der RTL Serie)
Jenny - Echt gerecht! (Die Originalmusik aus der RTL Serie)
Der Lehrer, Vol. 6 (Die Originalmusik aus der RTL Serie)
Robber Baron Suite (From the Anno 1800 Original Game Soundtrack)
Robber Baron Suite - From the Anno 1800 Original Game Soundtrack
Leviathan (From the Anno 1800 Original Game Soundtrack)
Leviathan - From the Anno 1800 Original Game Soundtrack
{"copyright_id":"0x59acd026eaebcabaaad1465d78fa488ff4d2fdeae7fe9e4b647d7cdd24752b79","isrc":"CA2BN1902433","name":"The Prisoner","registered_at":"2026-06-28T19:51:34Z","spotify_id":"74ok3Z1posY1rlqUnkY4OL","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 0x59acd026eaebcabaaad1465d78fa488ff4d2fdeae7fe9e4b647d7cdd24752b79. 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/74ok3Z1posY1rlqUnkY4OL.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/74ok3Z1posY1rlqUnkY4OL.
Der Lehrer, Vol. 7 (Die Originalmusik aus der RTL Serie)
Schwester, Schwester - Hier liegen Sie richtig! (Die Originalmusik aus der RTL Serie)
Schwester, Schwester - Hier liegen Sie richtig!, Vol. 2 (Die Originalmusik aus der RTL Serie)
Even Closer - Hautnah (Die Originalmusik Aus Der TV Now Serie)
This Is Who We Are (Der Hit Aus Der Erfolgreichen RTL Serie "Der Lehrer")
Anno 1800 – Post-Launch Compilation Pt. 2 (Original Game Soundtrack)
SpellForce 2 Sounds of the Shadows (Original Game Soundtrack)
Anno 117: Pax Romana (Original Game Soundtrack)