穏やかな風

Recording by 藤間 仁.

Recording identifiers

ISRC
JPI102102450
CopyrightID (CopyrightChains transaction hash)
0x89c4ddb6c6cf5588f7eac3314a2acccf6af887f1c27a0c7b3dc32c8f84554ad9
Copyright registration time
2026-07-07T16:08:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ad0156abfb3a8c67b66011ba117c2c77fbc5245d3632a94af3c8822168cacb47

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.