Beautiful Days

Recording by Akihiko Matsumoto.

Recording identifiers

ISRC
JPVP02106001
CopyrightID (CopyrightChains transaction hash)
0x2196310bbff7af5907efe5c99f19350886eb115523218e3bc83bba1648c17554
Copyright registration time
2026-07-07T15:21:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e01b08d382d50cdaefa2128f6fc6521636aad8ea58d1a1ac5a86961a92003aa7

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.