ISRC USRC19900868
Verified recording
USRC19900868 is “So Smooth” by Henry Mancini,
registered on the CopyrightChains blockchain with CopyrightID
0xf3f1f5a2e42c3221a4bc9c8484d6be74990338d9d2ccf28ce9a219c84dbbbc00 and independently timestamped
in Bitcoin block 960209 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRC19900868.
Recording identifiers
- ISRC
- USRC19900868
- Title
- So Smooth
- Artist
- Henry Mancini
- CopyrightID (CopyrightChains transaction hash)
0xf3f1f5a2e42c3221a4bc9c8484d6be74990338d9d2ccf28ce9a219c84dbbbc00
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T05:15:54+00:00
- Bitcoin block
- 960209
- Canonical record hash
sha256:74de45022244f0172944efd5888765ee69ffeb53a67dda74bd60c8906a721263- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRC19900868
- Bitcoin block existence check
- https://blockstream.info/api/block/960209