The Thing That Should Not Be

Recording by Metallica.

Recording identifiers

ISRC
QMKHM1600220
CopyrightID (CopyrightChains transaction hash)
0xd8ba8b637043d403b2228d5c1ee32486b8f423879206934e62a3099faa7580e2
Copyright registration time
2026-06-02T01:38:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:f2a0d5bf2007a0aa363bcf0111f4eef79b11ddf7f3169288df133d22a06318c5

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.