Perfect Time

Recording by Sawano Hiroyuki.

Recording identifiers

ISRC
JPE301401275
CopyrightID (CopyrightChains transaction hash)
0xb04c22372c0706cce66b752694ac1925c31bd18cd90cf1bd077cc38dcdc7a767
Copyright registration time
2026-06-04T07:01:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:c701c1e8975bb913d32226d5776d0bcd57fd90b998b5cbdc70bd1f404dfc8765

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.