Caligari's Mirror

Recording by Pere Ubu.

Recording identifiers

ISRC
GBCEJ9100012
CopyrightID (CopyrightChains transaction hash)
0x0636f643d3880e8b52e534609385ea91aadda42e4cc269fbe2c70659cf43779a
Copyright registration time
2026-06-21T14:14:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:50459da871a946985bcd8e47f6fb41df5a3e0800ac04ac55af3f352f038ee5b0

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.