やわらかくて きもちいい風

Recording by Ikuko Harada.

Recording identifiers

ISRC
JPCO00800090
CopyrightID (CopyrightChains transaction hash)
0x24778eca9ba7cd5b529e031a7926173f02fb04dd84c9fcf87ee7943ca7f8f107
Copyright registration time
2026-06-09T01:24:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:0c541a98a9b470844283bea9835732b77591b382034a80a7fcd801eb9afd13e1

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.