Carta 4 (Gitana)

Recording by Métricas Frías.

Recording identifiers

ISRC
QZHZ51968012
CopyrightID (CopyrightChains transaction hash)
0x2394fa60add2e38440ae4194aeeb78f14491e53e8f75dcf7736d0488e539314a
Copyright registration time
2026-06-04T14:02:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:446f2e86d2e27f42cd3579dab9d8c1edc6d5b596e628bc76f435763a67c3e016

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.