Family

Recording by Taku Iwasaki.

Recording identifiers

ISRC
JPB601400231
CopyrightID (CopyrightChains transaction hash)
0x2ef2544b420e3ee62a8852635789ffb61020c7ec5e8765919968537ee6017002
Copyright registration time
2026-06-25T18:21:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:4c336840343b22068fdc3f182968b7e4ee4ed3deb696971f3773f8b6eb32451d

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.