Sleepwalker

Recording by Jon Hopkins.

Recording identifiers

ISRC
GBDDN0300109
CopyrightID (CopyrightChains transaction hash)
0xf5feb88c10c0c41129f80e0445a0c3f269a625b2b75032732f897b4e9a8c26f8
Copyright registration time
2026-06-21T20:04:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:70c66ac0c87ec8b94eb70376d37aefb410778a731ce989e9a9766744d4a53145

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.