undone

Recording by KOHTA YAMAMOTO.

Recording identifiers

ISRC
JPP301700133
CopyrightID (CopyrightChains transaction hash)
0x9fe1110b0f02b9f099e50eeb302ba21dd500e922d6db9397646a37420937bcaf
Copyright registration time
2026-06-25T18:12:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:48e3335d702c219596c7b086a94a68003f76fd30f45993eadcd52a1a95020e87

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.