ISRC USUM71214494
Verified recording
USUM71214494 is “Lester Leaps Again” by Count Basie,
registered on the CopyrightChains blockchain with CopyrightID
0x89a34da779a1ffda483b8bb1a57b14234de463369954d99656986fc15f60b14b and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71214494.
Recording identifiers
- ISRC
- USUM71214494
- Title
- Lester Leaps Again
- Artist
- Count Basie
- CopyrightID (CopyrightChains transaction hash)
0x89a34da779a1ffda483b8bb1a57b14234de463369954d99656986fc15f60b14b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:cf105f98bc499a7a929312f69a1cac57b49a1685d8d9bd1d1ddd3f052a4656f7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71214494
- Bitcoin block existence check
- https://blockstream.info/api/block/960291