Não Vás Embora, Rapaz!

Recording by Ana Bacalhau.

Recording identifiers

ISRC
PTNO12300053
CopyrightID (CopyrightChains transaction hash)
0xb4101d790c4189a4a0c06aef13ef8c9350d2e6cb0218af2b8246260551e4b46b
Copyright registration time
2026-06-08T05:34:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8d08998f38602e80049d44902782ded01f8cfaea077e37ead7f8899b92d7b3ad

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.