朝食と湯気

Recording by Junichi Matsumoto.

Recording identifiers

ISRC
JPVI01840180
CopyrightID (CopyrightChains transaction hash)
0x104ff9a7cdfe16213b412d6db015d04c9a73f086cad8235d341b0003b00bd5fb
Copyright registration time
2026-07-29T23:09:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T23:23:05Z
Bitcoin block
960164
Canonical record hash
sha256:c92bb4e752b6c5f0ecd4ed3eab8b629e9a37e5fd11fb38fde14a0194af4c9cca

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.