City Music is the fourth studio album by American indie rock musician Kevin Morby, released on June 16, 2017 on Dead Oceans. Track listing All songs by Kevin Morby except where noted. "Come To Me No
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 0xea9725c20ef68618916d91db23c13ba1cc1f3f4911bdbc354c4f5cbd9b75c8b4. Chain 2 (Bitcoin): anchored in block 954593 (2026-06-20T19:46:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/bd925474-dd89-48e5-b208-39ca51346cbe.json and https://artists.proofprofile.net/proofs/artist/bd925474-dd89-48e5-b208-39ca51346cbe.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).