L'Antagonista

Recording by Mattak.

Recording identifiers

ISRC
TCAFO2121987
CopyrightID (CopyrightChains transaction hash)
0xc65a734c145478902820b3ccba10f08180cdc3e124fe497dcd1a37e46e24340a
Copyright registration time
2026-06-07T09:20:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:b9da3e1a417a64ef502e1ddf242f714a01aa43a153643ab0bc00ee53072ccb9b

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.