ISRC QMKHM1900023
Verified recording
QMKHM1900023 is “Sad But True - Live at Tushino Airfield, Moscow, Russia / September 28th, 1991” by Metallica,
registered on the CopyrightChains blockchain with CopyrightID
0xdabb98ffc56d4a61f44a3d2a6f4e9f198946fd17700a2db2a5022bad553b7361 and independently timestamped
in Bitcoin block 953528 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMKHM1900023.
Recording identifiers
- ISRC
- QMKHM1900023
- Title
- Sad But True - Live at Tushino Airfield, Moscow, Russia / September 28th, 1991
- Artist
- Metallica
- CopyrightID (CopyrightChains transaction hash)
0xdabb98ffc56d4a61f44a3d2a6f4e9f198946fd17700a2db2a5022bad553b7361
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T15:41:10+00:00
- Bitcoin block
- 953528
- Canonical record hash
sha256:172e7193630f909e4fc4a028a20e83bd0561276d659d96f5efb8a2897a32915e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMKHM1900023
- Bitcoin block existence check
- https://blockstream.info/api/block/953528
Full record
Track page: Sad But True - Live at Tushino Airfield, Moscow, Russia / September 28th, 1991 · Machine-readable JSON-LD