君はSunshine

Recording by Kyoko Koizumi.

Recording identifiers

ISRC
JPVI09109510
CopyrightID (CopyrightChains transaction hash)
0xf73b9d00b7a605ef646599bc34e263d60825dedf147512a7a16cf7c7aba50384
Copyright registration time
2026-07-30T08:07:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T08:30:10Z
Bitcoin block
960229
Canonical record hash
sha256:45dc1dd2e612b69a4352e1dced5f6031946c2d62770199a7c7e099ddf2cc532c

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.