BT - Ver.1

Recording by Masashi Hamauzu.

Recording identifiers

ISRC
JPA840900329
CopyrightID (CopyrightChains transaction hash)
0xfc5adbee6173d0254ed5b41883ca55c8d6451b568f4fa39d783781075f5b3aa8
Copyright registration time
2026-06-24T10:59:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:ba206cfd44f93486dff26ff2095232c345aa0243323ae2c5b5cc470a20792e9a

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.