BT ”ultimate”

Recording by Masashi Hamauzu.

Recording identifiers

ISRC
JPA840900342
CopyrightID (CopyrightChains transaction hash)
0x18ba6cb8274b8be34f6deddd5db20142cf112077baaf0bc702599cbef408b8ed
Copyright registration time
2026-07-30T04:47:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T05:15:54Z
Bitcoin block
960209
Canonical record hash
sha256:e22f779f8a084731d232674f914229336d5ccef048bb7eca2dd5fb5d5bb4d66a

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.