ISRC USC4R1100548
Verified recording
USC4R1100548 is “Off The Cuff” by Chick Corea,
registered on the CopyrightChains blockchain with CopyrightID
0x9c0adfc556d9a3cf749cd496d5fed82033eea36fe2a362a1d89bc0a732b8cf20 and independently timestamped
in Bitcoin block 960478 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USC4R1100548.
Recording identifiers
- ISRC
- USC4R1100548
- Title
- Off The Cuff
- Artist
- Chick Corea
- CopyrightID (CopyrightChains transaction hash)
0x9c0adfc556d9a3cf749cd496d5fed82033eea36fe2a362a1d89bc0a732b8cf20
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:30:38+00:00
- Bitcoin block
- 960478
- Canonical record hash
sha256:c1aef22476739b317fd497dfe3c9bd6331e0d61b62dc2f0d38be5f4240d3e10a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USC4R1100548
- Bitcoin block existence check
- https://blockstream.info/api/block/960478