ISRC US4B90824901
Verified recording
US4B90824901 is “Relaxin'” by Willie "The Lion" Smith,
registered on the CopyrightChains blockchain with CopyrightID
0x88d5aba0dba2f7a4e8ddee063628b1401527a93152630dce5baa5c3bd8ca9824 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4B90824901.
Recording identifiers
- ISRC
- US4B90824901
- Title
- Relaxin'
- Artist
- Willie "The Lion" Smith
- CopyrightID (CopyrightChains transaction hash)
0x88d5aba0dba2f7a4e8ddee063628b1401527a93152630dce5baa5c3bd8ca9824
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:de3601af6e5127b6cc7db562232cbe20ac28b6b1a57d6823973711fbb98c68b2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4B90824901
- Bitcoin block existence check
- https://blockstream.info/api/block/957118