どうしたら…

Recording by 櫻井美希.

Recording identifiers

ISRC
JPL802123014
CopyrightID (CopyrightChains transaction hash)
0xba221e95c798a9c8e94607553cd73e39a4de776c2068e1c6a1359efc1942e2d9
Copyright registration time
2026-07-06T09:45:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:50:41Z
Bitcoin block
957052
Canonical record hash
sha256:b9dfebbf2cdc7852e9a91fef6a37f430976140d2c6c5b15c1e64b644feb34b46

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.