ISRC USUM72107386
Verified recording
USUM72107386 is “The Christmas Song (Chestnuts Roasting On An Open Fire) (duet with John Legend)” by Nat King Cole,
registered on the CopyrightChains blockchain with CopyrightID
0xfc88b6eff6aa0b0d43ef2ef57aa488d80497973f9df9db6dfbf8370f12871415 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72107386.
Recording identifiers
- ISRC
- USUM72107386
- Title
- The Christmas Song (Chestnuts Roasting On An Open Fire) (duet with John Legend)
- Artist
- Nat King Cole
- CopyrightID (CopyrightChains transaction hash)
0xfc88b6eff6aa0b0d43ef2ef57aa488d80497973f9df9db6dfbf8370f12871415
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:5d8402ca7aae752d4b73c5a604d19ffad678a42f4bbb08ba293d37a44b9830b4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72107386
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: The Christmas Song (Chestnuts Roasting On An Open Fire) (duet with John Legend) · Machine-readable JSON-LD