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
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:25974e4209604d2cf3611a5bd0e15f732fc8b72ba546b8e5c49faaa11875a1b8

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.