ISRC USCA29100211
Verified recording
USCA29100211 is “Smile” by Nat King Cole,
registered on the CopyrightChains blockchain with CopyrightID
0x286b7472606fcf40c8437bf3d32e9bb2af769035848b4b515d78c85b8c2822e0 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCA29100211.
Recording identifiers
- ISRC
- USCA29100211
- Title
- Smile
- Artist
- Nat King Cole
- CopyrightID (CopyrightChains transaction hash)
0x286b7472606fcf40c8437bf3d32e9bb2af769035848b4b515d78c85b8c2822e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:3dcb78ad5f4a340fed3867df4343ef7e82d2001349999ca7bd6bd3df03dad601- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCA29100211
- Bitcoin block existence check
- https://blockstream.info/api/block/953513