思考

Recording by 藤間 仁.

Recording identifiers

ISRC
JPI101900284
CopyrightID (CopyrightChains transaction hash)
0x101663a3e1f1ae84f7ba83fe87d2da9542ff10c822846569bd4e8cfaa4a74289
Copyright registration time
2026-07-07T08:20:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:678a2f7d82ae79a9b8bc069a41860b1ebec40b95c10ba0e4c646a070b17ffd0c

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.