Marta la Pirrindina

Recording by Alex Cuba.

Recording identifiers

ISRC
CAPF62411004
CopyrightID (CopyrightChains transaction hash)
0x1972dd57d23ce23eefedce3f4df488691bb371039141ed299d0bd9fadb7d8fa1
Copyright registration time
2026-06-19T20:28:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:cfe9be223e29813aeb752f860781fc3053f6531ee1a8e59bfabf25de94fb42f5

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.