Catuca

Recording by A Firma.

Recording identifiers

ISRC
NLPM11619737
CopyrightID (CopyrightChains transaction hash)
0x4d4ffce18470bc9a58bcf436d93c690252f1cfa47bf91ac67db7499c10ba8ba0
Copyright registration time
2026-06-27T01:15:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:38:34Z
Bitcoin block
956351
Canonical record hash
sha256:c1dd105267bb7745358035bbc8356b332d49fcc2c7d6e96275b9887e5db25df0

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.