雑談

Recording by 藤間 仁.

Recording identifiers

ISRC
JPI101900244
CopyrightID (CopyrightChains transaction hash)
0x7387f07b4545087cc0890f6ced2d335d88ab945db12a3e121cbaf4b7ef105aff
Copyright registration time
2026-07-29T10:06:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37Z
Bitcoin block
960095
Canonical record hash
sha256:9af8d01a5ca71ee7ec0b71a9953839407638c457857c21abee5807dd55eebfb3

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.