Cyanide

Recording by Metallica.

Recording identifiers

ISRC
GBUM70812434
CopyrightID (CopyrightChains transaction hash)
0x20263fe389f44be2c7400f7d732fb58a767247625ee49deede572f83cfb97846
Copyright registration time
2026-06-04T09:04:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:3f0cf9b0bc254e152d5c2c56839400aa8f70e606f29096f6b909672da589476f

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.