ISRC USUM72302714
Verified recording
USUM72302714 is “True Blue Lou” by Nat King Cole,
registered on the CopyrightChains blockchain with CopyrightID
0x5eea50598be0fff52db87f7de8c8240b900734179141b5159118345256476ab5 and independently timestamped
in Bitcoin block 960121 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72302714.
Recording identifiers
- ISRC
- USUM72302714
- Title
- True Blue Lou
- Artist
- Nat King Cole
- CopyrightID (CopyrightChains transaction hash)
0x5eea50598be0fff52db87f7de8c8240b900734179141b5159118345256476ab5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T15:22:21+00:00
- Bitcoin block
- 960121
- Canonical record hash
sha256:1fc5cb3fafad7218d7b767d176e80a8609f174e7e58a47144c0ad73d05292a17- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72302714
- Bitcoin block existence check
- https://blockstream.info/api/block/960121