Koikaze (from DAY2 Act 2 “Brillante Stage!!!!!”) - Live

Recording by 貝田 由里子.

Recording identifiers

ISRC
JPX832001352
CopyrightID (CopyrightChains transaction hash)
0x7c46ee29e6d12648dc5fcf612cd9d381a5e7d83ed9383025b9cf17add629a580
Copyright registration time
2026-07-31T11:47:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:dbf1a0a528e887087a0c4b9da38e88198548da5e65d3de1a3774193ac6b22848

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.