Cabecinha no ombro

Recording by Duo Guarujá.

Recording identifiers

ISRC
BRWMB9705844
CopyrightID (CopyrightChains transaction hash)
0xf4b63c4d4d6caf740d7d2d7c1d9b2c1888dbfdf51992ca7762d1ac7da8f3d99f
Copyright registration time
2026-07-07T16:31:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:65a79fa8ac84991b14195ae6fd310a621e01c4b188235457780207c9b8e3a538

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.