Circuit

Recording by GONNO × MASUMURA.

Recording identifiers

ISRC
JPV501800258
CopyrightID (CopyrightChains transaction hash)
0xfc981e9a62b7f819a6bd7213fb341094bdfa1ea5f212e4c4ded94b0b47322b49
Copyright registration time
2026-07-07T14:32:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:b64ceae14ca9862175079ee72f0acd5fd34fafc22b907d86f25c646428a65346

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.