ISRC DEFR10900075

Verified recording

DEFR10900075 is “Carmen” by Jack Bruce, registered on the CopyrightChains blockchain with CopyrightID 0xb851c7cca6f811719133b28d0cf37a80ab8fd7f64766c83908fb01c56a3c2da6 and independently timestamped in Bitcoin block 957039 on 2026-07-07. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFR10900075.

Recording identifiers

ISRC
DEFR10900075
Title
Carmen
Artist
Jack Bruce
CopyrightID (CopyrightChains transaction hash)
0xb851c7cca6f811719133b28d0cf37a80ab8fd7f64766c83908fb01c56a3c2da6

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-07T12:58:18+00:00
Bitcoin block
957039
Canonical record hash
sha256:089283f17bdbf749f140beb270974e00af4734f0e55a4d937e06e379d6a4d74c
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFR10900075
Bitcoin block existence check
https://blockstream.info/api/block/957039

Full record

Track page: Carmen · Machine-readable JSON-LD