ISRC QZNWT2059914
Verified recording
QZNWT2059914 is “Pensacola” by Mark Grundhoefer,
registered on the CopyrightChains blockchain with CopyrightID
0xf3c3f1f77f84aebea11409ad739210b591244c5821d7ee7f2e70517d2e245c50 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/QZNWT2059914.
Recording identifiers
- ISRC
- QZNWT2059914
- Title
- Pensacola
- Artist
- Mark Grundhoefer
- CopyrightID (CopyrightChains transaction hash)
0xf3c3f1f77f84aebea11409ad739210b591244c5821d7ee7f2e70517d2e245c50
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b7f25458d7a285cee346a97f3da8b7b7fcee7b8812279404640762ba6ae5c0cc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWT2059914
- Bitcoin block existence check
- https://blockstream.info/api/block/957118