Big Six

Recording by 9 Lazy 9.

Recording identifiers

ISRC
GBCFB0302005
CopyrightID (CopyrightChains transaction hash)
0xbf16d6fadfc7e907d1dffebd6e9f10409229b6ae6ba3ec4c5f977e22ee05b388
Copyright registration time
2026-06-05T19:12:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:51784501423d1b6fcac7dc7a6398b1a28fb066d9ebdc1dfb125850d6a96b5db6

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.