Express

Recording by Hidetake Takayama.

Recording identifiers

ISRC
JPP321600443
CopyrightID (CopyrightChains transaction hash)
0xeedffca92ab8f3ec234591e418133549530d082b8914cfa711b58ae63d194dd7
Copyright registration time
2026-07-22T17:30:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T17:48:40Z
Bitcoin block
959159
Canonical record hash
sha256:c9ce2bd16a46a5c45437f463dedfc2801b0bf309e2503cf1fd29668fd900e7f9

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.