Mi Compañera

Recording by Zacarias Ferreira.

Recording identifiers

ISRC
USBMS1700481
CopyrightID (CopyrightChains transaction hash)
0x57c00c079cd8a654ad5f579676fe5742117d9c79c034dd30e99aba64c644071d
Copyright registration time
2026-07-06T02:24:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:16:32Z
Bitcoin block
956891
Canonical record hash
sha256:0757e948c05c7ce5b9a38ba7c5e7db47467f8093d89ca892bcf5ced57bf8be9a

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.