君でよかった

Recording by 山本譲二.

Recording identifiers

ISRC
JPTE01906520
CopyrightID (CopyrightChains transaction hash)
0xfe7dea44fd9c91fb10abb67aaaac585ae0024f6c59c5bec68a939bff5a872974
Copyright registration time
2026-07-07T04:35:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1ff3d956dd7c4627003444eded46387f64492f0e76e9eab6aed8bc3336e7ab54

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.