Brinda a Liberdade

Recording by MC Marks.

Recording identifiers

ISRC
BRWMB2500199
CopyrightID (CopyrightChains transaction hash)
0xc07a31e6c9f0e1a4cc454ff941b77aa57c43183a08d3749f1d6a7f490e1c95ee
Copyright registration time
2026-06-06T08:41:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:92488176d7f1bfce502dac82828b7c274d7cd5fcbb3cad3558e99ca4fe346a1f

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.