Purple

Recording by 冬野ユミ.

Recording identifiers

ISRC
JPJ822400212
CopyrightID (CopyrightChains transaction hash)
0x189fddf3408fa4e5a57680897f7de8194f12490f1b2d505618851b696cdc35e6
Copyright registration time
2026-06-20T08:18:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:e89dd637b8a2a039c8beb5a408100cb2ffe66b505169b0ef0c9ef4953c6dadb0

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.