Fim de festa

Recording by Naná Vasconcelos e Itamar Assumpção.

Recording identifiers

ISRC
BREMP0400004
CopyrightID (CopyrightChains transaction hash)
0xb42876c65dacc7ad54c06a5a5be2ee12767c31e985e171f750a80a42fab9f4f1
Copyright registration time
2026-06-07T08:20:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:be2ee0c969f8545ec8e3328044383e790792b5269cfaceed6ada9bc331abf27d

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.