それぞれの気持ち

Recording by 櫻井美希.

Recording identifiers

ISRC
JPL802222008
CopyrightID (CopyrightChains transaction hash)
0x5f1582d2f77e6153c05fb1aaacf414b2d51a5fbce5fab79fb0785bcd9ad2515e
Copyright registration time
2026-06-25T15:28:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:a0238db2ba2969335c9681e1b5daade2b6da5d01df96e36840182d44a8c0271d

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.