ISRC USA2P1952975
Verified recording
USA2P1952975 is “Lullaby in Rhythm - 1938, Standard transcription” by Nat King Cole,
registered on the CopyrightChains blockchain with CopyrightID
0xfd4fb7403eae8bdcc59a6170307a9bc4dfa4918ec8a4981c416fb3e0aec4ebde and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA2P1952975.
Recording identifiers
- ISRC
- USA2P1952975
- Title
- Lullaby in Rhythm - 1938, Standard transcription
- Artist
- Nat King Cole
- CopyrightID (CopyrightChains transaction hash)
0xfd4fb7403eae8bdcc59a6170307a9bc4dfa4918ec8a4981c416fb3e0aec4ebde
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:665549534a26ae6bd369dbd6ef261826136afe260302b8cf723bfdc708a2fbd5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA2P1952975
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Lullaby in Rhythm - 1938, Standard transcription · Machine-readable JSON-LD