ISRC USQX90901110
Verified recording
USQX90901110 is “Killing Floor - Live Fillmore Auditorium, San Francisco, CA, February, 4, 1968 (Second Show)” by Jimi Hendrix,
registered on the CopyrightChains blockchain with CopyrightID
0x78157380e84669c4e36589221e8e2e7770ac174049a7119236ff165e449324e7 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX90901110.
Recording identifiers
- ISRC
- USQX90901110
- Title
- Killing Floor - Live Fillmore Auditorium, San Francisco, CA, February, 4, 1968 (Second Show)
- Artist
- Jimi Hendrix
- CopyrightID (CopyrightChains transaction hash)
0x78157380e84669c4e36589221e8e2e7770ac174049a7119236ff165e449324e7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:d052c31a393e004f45b1de5b5d3debec112c7a8cae1240b24420f54f666ee25f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX90901110
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Killing Floor - Live Fillmore Auditorium, San Francisco, CA, February, 4, 1968 (Second Show) · Machine-readable JSON-LD