Recording by Kayoko Yoshizawa.

Recording identifiers

ISRC
JPCR01408640
CopyrightID (CopyrightChains transaction hash)
0xf60bffe5a8f3d083589cde2e950eaf0cad567c07017085f3b5001817aa81c96a
Copyright registration time
2026-06-27T09:17:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:cb43e47f2988c3ea3542cb54b057c35609b7d632f1a0c1938559164708ecd0bb

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.