Bocuma

Recording by Boards of Canada.

Recording identifiers

ISRC
GBBPW9800018
CopyrightID (CopyrightChains transaction hash)
0x2d4b8652b74092085505d3c17e0c4cf79c117bf917a96caf866bbaec09a83312
Copyright registration time
2026-06-04T16:52:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:4814b2da19e1ab37e489375e06112abb352d2edd8ff21f343ec8a0e0780b2fef

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.