TOXIC

Recording by Billy Marchiafava.

Recording identifiers

ISRC
QZVEM2398330
CopyrightID (CopyrightChains transaction hash)
0x4440c5fcf61b3f588ddb588f94b540760c04cb39e228790a4b45797824d5b437
Copyright registration time
2026-06-05T09:04:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:793dd9d958a4bafc342ea314bc579bd5e2db5264311f65ed4185b40427703d5c

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.