まるで気まぐれ秋の風

Recording by ふきのとう.

Recording identifiers

ISRC
JPSR07906770
CopyrightID (CopyrightChains transaction hash)
0x234be057b6672374e3e95622d79eb9d5bd4476b35652ff6fe748f36e5b802795
Copyright registration time
2026-06-19T21:22:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:8f0d7fd3eb2602fc8bfaed70f6183d6c5c7798e4acd6f5017f41b33eda3127b9

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.