日月記~海辺のフィナーレ

Recording by Takashi Kako.

Recording identifiers

ISRC
JP92N2599041
CopyrightID (CopyrightChains transaction hash)
0x36b55dbf19e118305aecbed9e4edca6b81b64e6ea62198c4003e49935674efd0
Copyright registration time
2026-07-07T17:55:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:560f21b05da9c56207625b87c250429ad4b5f487b5f8b745de162ba3904fdddc

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.