ISRC QZFRC1800061
Verified recording
QZFRC1800061 is “Big Sur (Live in St. Louis)” by Jay Farrar,
registered on the CopyrightChains blockchain with CopyrightID
0x3b52ad54b9e0b2bd7eb0b2fab1658feed6d12bc1235052ad1c5b75f8470b48ae 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/QZFRC1800061.
Recording identifiers
- ISRC
- QZFRC1800061
- Title
- Big Sur (Live in St. Louis)
- Artist
- Jay Farrar
- CopyrightID (CopyrightChains transaction hash)
0x3b52ad54b9e0b2bd7eb0b2fab1658feed6d12bc1235052ad1c5b75f8470b48ae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:30:38+00:00
- Bitcoin block
- 960478
- Canonical record hash
sha256:f85a9146692deeb046e3a04c5b78c936649b4e5bddafddbfdd09e4d68b25b855- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFRC1800061
- Bitcoin block existence check
- https://blockstream.info/api/block/960478
Full record
Track page: Big Sur (Live in St. Louis) · Machine-readable JSON-LD