Rakuen

Recording by KANKAKU PIERO.

Recording identifiers

ISRC
JPB601802505
CopyrightID (CopyrightChains transaction hash)
0x838509b445c73e81b8710904125f43fc167ef59a68a9415ab6abc54d2622f660
Copyright registration time
2026-07-07T13:24:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d179dd363f346fe612eb3c653d1f9343300991cc8158392866736f61f3a67f6c

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.