Speed Battle

Recording by Megumi Ohashi.

Recording identifiers

ISRC
JPPC00701139
CopyrightID (CopyrightChains transaction hash)
0x113c5fb092ab67c38859f4ff90d97a4c8dd1e056af004c354d19eb13a29d15e0
Copyright registration time
2026-07-30T03:34:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T04:47:22Z
Bitcoin block
960207
Canonical record hash
sha256:ea785ca7d9350384b281d00f710b256fa582b0abb66c90c10d9195805422db32

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.