Too Far Gone?

Recording by Metallica.

Recording identifiers

ISRC
QMKHM2200025
CopyrightID (CopyrightChains transaction hash)
0xd4dd6040977040143bcbe830b910200512c7a7cf8b78cd259413ca9cf5bf33aa
Copyright registration time
2026-06-04T08:00:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:53092e72da6654e49986fa943d3fb656f384db3506d012b55db2217ba6a13697

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.