20, 000 Year Old Fiend, Revived

Recording by Arc System Works.

Recording identifiers

ISRC
TCJPO2105188
CopyrightID (CopyrightChains transaction hash)
0x508a78ca01186a4a79a6abbcef7bb3de9221529ccb6cf6e99c6dbbe858ab6edb
Copyright registration time
2026-07-07T15:56:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:68f4c398c1311387e576cfc4d53269b95f7b1be770dafdba1f7df58df8200b53

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.