一切合財世も末だ

Recording by 友川かずき.

Recording identifiers

ISRC
JPKI08177780
CopyrightID (CopyrightChains transaction hash)
0x6a943133b8a61974e173d28ca7ae3531165094c59a2b93d82b960801776fc088
Copyright registration time
2026-07-07T00:56:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:8bcd55adac21e4bc00c0f0f46ceab9620aba0be301a58724cd07f78b83990008

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.