UTAKATA - FFType-0, FFRK Ver.arrange

Recording by 石元丈晴.

Recording identifiers

ISRC
JPA841700502
CopyrightID (CopyrightChains transaction hash)
0x81ff14df74cf7bb598141cd3fcaffda57b3a596e61a7189a91ffb21b08083bad
Copyright registration time
2026-07-22T16:16:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T16:23:52Z
Bitcoin block
959152
Canonical record hash
sha256:3382f948810945df9675871a8aa1157e595f930723440c93bc7b5ccdff8ebead

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.