ISRC QMKHM1600424
Verified recording
QMKHM1600424 is “Welcome Home (Sanitarium) - May 1985 / Writing In Progress” by Metallica,
registered on the CopyrightChains blockchain with CopyrightID
0x01ad85fecdb461edbcc193c69c9d8e0b9f732d9bb8a890a204990bcd043315f1 and independently timestamped
in Bitcoin block 959137 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMKHM1600424.
Recording identifiers
- ISRC
- QMKHM1600424
- Title
- Welcome Home (Sanitarium) - May 1985 / Writing In Progress
- Artist
- Metallica
- CopyrightID (CopyrightChains transaction hash)
0x01ad85fecdb461edbcc193c69c9d8e0b9f732d9bb8a890a204990bcd043315f1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T14:03:35+00:00
- Bitcoin block
- 959137
- Canonical record hash
sha256:c4efa396499b9200cd84dd57c1f53d4257633fc5580451a60b90427c35e13976- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMKHM1600424
- Bitcoin block existence check
- https://blockstream.info/api/block/959137
Full record
Track page: Welcome Home (Sanitarium) - May 1985 / Writing In Progress · Machine-readable JSON-LD