Circular style

Recording by Kohtaro Nakagawa.

Recording identifiers

ISRC
JPVI00334440
CopyrightID (CopyrightChains transaction hash)
0x62a55e686c587f9e4c4322a89ed5b1185095871814fc03f969ed559917bad17f
Copyright registration time
2026-06-20T23:35:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:8ffb37bef874655b141df95db7006654eb21d03c4d7a635c7ecb145d14376bda

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.