最高の箏曲部

Recording by 羽岡 佳.

Recording identifiers

ISRC
JPKI01915094
CopyrightID (CopyrightChains transaction hash)
0x53b9c84266833eeaae5309851152fd2f773ae599867cdb4566929bcd91d22256
Copyright registration time
2026-07-06T07:24:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T13:52:39Z
Bitcoin block
957043
Canonical record hash
sha256:ff6784d634af9844ed3c55e8c89f42e5f00b801f466ef818350005d698d2370c

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.