Firewall

Recording by 90culture.

Recording identifiers

ISRC
QZNMZ2222717
CopyrightID (CopyrightChains transaction hash)
0x4a4a2bc4457a7df5b6e1986176b2ded31169a48902d73ceeb6ea62cc1e9fe4a9
Copyright registration time
2026-06-27T15:25:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:cb55695b221ba2abc93e2353e84906057b80e3e4ccdc847746b0b7765b842e25

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.