最後のKiss

Recording by Kyoko Koizumi.

Recording identifiers

ISRC
JPVI09102250
CopyrightID (CopyrightChains transaction hash)
0xbd7f157b8ae353763aaf4fd91620acc3679bb9cab87bc4d1f987f8246816a05e
Copyright registration time
2026-07-30T08:10:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T08:30:10Z
Bitcoin block
960229
Canonical record hash
sha256:1e364e866449b921e489089c397e1d2af77989253502c3fe84da41fcf6320740

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.