Farrapeirinha

Recording by António Mourão.

Recording identifiers

ISRC
PTVC12100315
CopyrightID (CopyrightChains transaction hash)
0x6cbeeb5e60ffb5565b7f476131b525fd47f7a5d2475529ce4eab1cd5f5235cb3
Copyright registration time
2026-07-07T09:36:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9a9b9d3e3a147e6035928d8b4794a55072c4ca5efba684eef5af07318e5c415a

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.