Kowaku

Recording by 立花 泰彦.

Recording identifiers

ISRC
JPR502139060
CopyrightID (CopyrightChains transaction hash)
0x28e0af92501e583a510d56b0ba9a58516ab84a40beea79c2b955b69f2c83fc05
Copyright registration time
2026-07-06T07:19:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T10:59:31Z
Bitcoin block
957025
Canonical record hash
sha256:51526c57596c6d7ca6a168db337a988f5fb4ef2ee5ab9861290fdd8a32d444ef

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.