昼過ぎて

Recording by Michiru Oshima.

Recording identifiers

ISRC
JPD731800554
CopyrightID (CopyrightChains transaction hash)
0xbf76ef77d25b178540eb683e5780b1142abb37bf500de5325840758563f5fe55
Copyright registration time
2026-06-24T07:54:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:c924ae57137b49298fed756e7fa6eee77252ef0be1a833015d8d24170f5c4b0a

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.