Labyrinth IV - Petal Bridge

Recording by Yuzo Koshiro.

Recording identifiers

ISRC
JPK651401714
CopyrightID (CopyrightChains transaction hash)
0xc1ab5da0e8db92cf0ec1b2a2b7fedd5f9b4fb1b4c0eabe135fd640ce9c670c25
Copyright registration time
2026-06-26T20:56:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:d606938465e40a7b635a766dd2770b4fec57fff3fe336b5b3399d0390f350b10

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.