Perfect Time <再arr>

Recording by Sawano Hiroyuki.

Recording identifiers

ISRC
JPE301500209
CopyrightID (CopyrightChains transaction hash)
0x2a570fb6b532c50f90015c5415d622e7772cf9f1e49b24cb1c8b76480e94229b
Copyright registration time
2026-06-05T04:33:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:15d749b9f4518d840f95be0b61685307dd0fb005d28f0968c7d8d78073cbad71

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.