Ouve lá ó pá

Recording by António Mourão.

Recording identifiers

ISRC
PTVC12100043
CopyrightID (CopyrightChains transaction hash)
0x64ef91ffd8aa028b702ea7b0150b3c1eae8910fa70fa4a0a6a887c5c5f8c5f82
Copyright registration time
2026-07-31T03:50:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T04:14:58Z
Bitcoin block
960344
Canonical record hash
sha256:e971dbc5c34ad3a8097baf6241a0318dc4f883ec13a57290dff935424fc2a4b0

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.