A Piece Of Happiness

Recording by Akira Kosemura.

Recording identifiers

ISRC
JPL801862007
CopyrightID (CopyrightChains transaction hash)
0x0cb7a8ac3fbddaecc342779757424636049ee2f9ddd945ba63e10d5b792ad83e
Copyright registration time
2026-06-21T20:01:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:09f907f0cd04b5bec362bde30e23521692d219be018977d08e2951b8edf1ae25

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.