ISRC QMFMG1304217

Verified recording

QMFMG1304217 is “The Laughing Policeman” by Charles Penrose, registered on the CopyrightChains blockchain with CopyrightID 0xbb8d24229a8115ade4c0dc74b0444eaea52fb492e56518d5f2bc3043e58180a1 and independently timestamped in Bitcoin block 960144 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMG1304217.

Recording identifiers

ISRC
QMFMG1304217
Title
The Laughing Policeman
Artist
Charles Penrose
CopyrightID (CopyrightChains transaction hash)
0xbb8d24229a8115ade4c0dc74b0444eaea52fb492e56518d5f2bc3043e58180a1

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T21:09:47+00:00
Bitcoin block
960144
Canonical record hash
sha256:7f7807686ff3cc3f63757db36ed47390c521cc4a7c5efd24fe437e492dcc9707
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMG1304217
Bitcoin block existence check
https://blockstream.info/api/block/960144

Full record

Track page: The Laughing Policeman · Machine-readable JSON-LD