koi

Recording by 高橋邦幸.

Recording identifiers

ISRC
JPPI02452480
CopyrightID (CopyrightChains transaction hash)
0x69aa44bb9f02a7a2a5a59457b283584ce135401e9f8308175ffd7de8a4ba0012
Copyright registration time
2026-07-30T12:25:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T12:45:34Z
Bitcoin block
960258
Canonical record hash
sha256:d02e408a982f1fa1e96b300967f6f55af6ce2295d5da008b857a203bbdd8b3e9

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.