常套句

Recording by 広橋真紀子.

Recording identifiers

ISRC
JPQ701300012
CopyrightID (CopyrightChains transaction hash)
0xd665f7ac3192177640415c37eae19271fb115cb90ea9601ba8b35ed7755250a8
Copyright registration time
2026-06-23T20:39:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:99ba406d7527e6f512e9c994b96cf9cb06fe40e8dd5de2f0f8605c6ccd8d7d0d

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.