Prelude

Recording by Masaharu Fukuyama.

Recording identifiers

ISRC
JPPO01402741
CopyrightID (CopyrightChains transaction hash)
0xec2314b94dd931b70261750a54968af94da080f16e5d284d6aec460026757f6b
Copyright registration time
2026-06-24T05:40:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:b9861368b4a60a8ba46738d33bce7c8b6579b7037373e6b393b81a32c4ba1bc1

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.