Koi ni Ochitara

Recording by Sunny Day Service.

Recording identifiers

ISRC
JPA309500131
CopyrightID (CopyrightChains transaction hash)
0xb4fd8873a91b075c6a09c40030dfc5a979f61d857344ed246eff939486a1f2d8
Copyright registration time
2026-06-19T15:06:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:974cbf287c6e5bfd977415e11d6cd5b05d46085c7a6f63a937b47e26904d728f

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.