Carta Aos Missionários

Recording by Biquini Cavadão.

Recording identifiers

ISRC
BRDEP0500053
CopyrightID (CopyrightChains transaction hash)
0x6ea7ca5668302500ff9e46e0da574e704103ff2374630c2043399fbbb29d588f
Copyright registration time
2026-06-04T13:37:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:bfd45bf7e7bac32f6d6d6f7198ebe216f472cd06e56de6b1112a0018b87b7551

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.