Playback

Recording by パソコン音楽クラブ.

Recording identifiers

ISRC
JP92E2300045
CopyrightID (CopyrightChains transaction hash)
0x3bc68dc8123cffa511d3f16c1b38b4cf51cff70bbf5ae817e32efb63096c1c3a
Copyright registration time
2026-07-05T04:20:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:541ed83dece4cef82724c03ff2c9aa7a53857a40baeb8449b688e54627b8b74f

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.