ISRC USC4R1200626
Verified recording
USC4R1200626 is “Once I Loved” by Chick Corea,
registered on the CopyrightChains blockchain with CopyrightID
0x4d0225748183168efedf6cd03429f924d108f55ae95f2ff397723b8ce4afd7c3 and independently timestamped
in Bitcoin block 960229 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USC4R1200626.
Recording identifiers
- ISRC
- USC4R1200626
- Title
- Once I Loved
- Artist
- Chick Corea
- CopyrightID (CopyrightChains transaction hash)
0x4d0225748183168efedf6cd03429f924d108f55ae95f2ff397723b8ce4afd7c3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:30:10+00:00
- Bitcoin block
- 960229
- Canonical record hash
sha256:29ddd498fee099afa0c25172802ea70df9af0b6a70381f524267effce10f98d4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USC4R1200626
- Bitcoin block existence check
- https://blockstream.info/api/block/960229