Só Ouve o Brado da Terra

Recording by José Afonso.

Recording identifiers

ISRC
PT7CG2200599
CopyrightID (CopyrightChains transaction hash)
0x2c31670272ab882059d2de67ca215273a8bc4703f518dc6f6268c08560a532c2
Copyright registration time
2026-07-06T08:43:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1824f1c6b10a986312a25e4ff7e5a66de30c07a13cce7699c4e6d671c5d70a30

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.