KK12b

Recording by Sawano Hiroyuki.

Recording identifiers

ISRC
JPE301600444
CopyrightID (CopyrightChains transaction hash)
0x71a108498f55109113351cb5826e18b42926d87092bd1c8ebbb3178cf561ac31
Copyright registration time
2026-07-06T04:51:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:53:57Z
Bitcoin block
956894
Canonical record hash
sha256:5fa42f576bf4c3c4e41ff5e78d6953d9dfea452cfc8ad6a4ec225e57ee761768

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.