Haku

Recording by Daigo Hanada.

Recording identifiers

ISRC
JPPO02400483
CopyrightID (CopyrightChains transaction hash)
0xfd752d309f80b324566589d5d9fb5a30b5fe32e1de2aeb4b0f6237bad2924ba2
Copyright registration time
2026-07-03T22:11:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2ceb8d69ff5aa002edc5c28ca43ddbd9450f02452e924c29285bf722bfe78421

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.