Octopus

Recording by Syd Barrett.

Recording identifiers

ISRC
GBAYE7000486
CopyrightID (CopyrightChains transaction hash)
0x812619f524cdc02eb7c318d925dbe93fd5b6d0506eec9eb01dddff333393b27a
Copyright registration time
2026-06-19T17:49:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:f88493884767bdab72664b54391b05a71d504b2ea3f1f376d23d2e2b64c313aa

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.