”α”2

Recording by Masashi Hamauzu.

Recording identifiers

ISRC
JPA840700296
CopyrightID (CopyrightChains transaction hash)
0xd5a4dd658e44036cf6860fce4c15752c0e94f0ea18495418a119316b07882626
Copyright registration time
2026-07-31T15:36:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T15:59:18Z
Bitcoin block
960427
Canonical record hash
sha256:a8d803725fffe893f4d2c401ab57261c4716aebf38efc610249e0c7632f62451

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.