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Recording by パソコン音楽クラブ.

Recording identifiers

ISRC
JPWP02101034
CopyrightID (CopyrightChains transaction hash)
0x6fdf89783dcf5666001192705f7b91917b11ad558215f0de977735b1a2f62361
Copyright registration time
2026-06-20T08:33:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:4cbd0d054c4fa5434ec82573d2fa15429d5035619699fdbbfe607024937d8395

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.