Black Onslaught II

Recording by Arc System Works.

Recording identifiers

ISRC
TCJPN2199515
CopyrightID (CopyrightChains transaction hash)
0x779a3a5c5e03f6cdf540503266a391dd9db7b3a89f92efdcbda17edc92ea3a3a
Copyright registration time
2026-06-09T09:17:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:082cc0baf47d5f70b4a6921ef746c66b1c5ab36cf87eeb84f436b46ace95aef2

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.