それぞれの家族

Recording by Kaori Sawada.

Recording identifiers

ISRC
JPVP01907314
CopyrightID (CopyrightChains transaction hash)
0x55f179d9244de345d01d1d9c4d605802cfdecf50b0407cdfa01db764e26d9312
Copyright registration time
2026-06-22T05:43:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:f15366f6377ce085637365c5c108badd4129f8fa76fa96a8f19a6bb80ce6dc1d

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.