A Day in the Park

Recording by Ryuichi Sakamoto.

Recording identifiers

ISRC
USA6D0410094
CopyrightID (CopyrightChains transaction hash)
0xfab79444b031f47baf60780122be07183fbe6d81ddcb17390913e8533e03772c
Copyright registration time
2026-07-06T06:37:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:3c90af7110d6b1b010fe1d933f60b50fc353a5d12bfaf32776eebe0099a9336b

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.