Grimm may refer to: People Grimm (surname), a list of people and fictional characters with the name Brothers Grimm, German linguists Places Grimm (Hamburg), Germany Grimmenturm, Zürich (Switzerl
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 0x25cc96a16798a5c0569ea0117e50664ddb2f34ce6872f475789d9c3ecb3f6173. Chain 2 (Bitcoin): anchored in block 954014 (2026-06-16T22:46:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2c7e05ac-1456-4115-9a9a-a4439c31b222.json and https://artists.proofprofile.net/proofs/artist/2c7e05ac-1456-4115-9a9a-a4439c31b222.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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