The Showdown

Recording by Sub Zero Project.

Recording identifiers

ISRC
NLH2L2400262
CopyrightID (CopyrightChains transaction hash)
0xaf32348422da41f1e65db74a68b17bb75c53e794d94b823e17b628c63ae6b4d8
Copyright registration time
2026-06-04T11:44:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:73cda71f33e9a7cdd88333229aeae9bb0f23e4723764e622620e89d89ece66bf

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.