BT - Ver.5

Recording by Masashi Hamauzu.

Recording identifiers

ISRC
JPA840900334
CopyrightID (CopyrightChains transaction hash)
0x79b1aa070e7049e39a802e2ac4cff5a2a3aff8032c0ebe7926499f05770caa64
Copyright registration time
2026-07-07T21:56:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:c8b1c29eb2b69ce3224eefa7d74e792261b3a7003a17ef9e06c0e77d5219ee56

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.