Retrato da Bahia - Ao Vivo

Recording by Nilze Carvalho.

Recording identifiers

ISRC
BRFIN1800095
CopyrightID (CopyrightChains transaction hash)
0xe839018cf4c1df55dd9619c4893043ba7c4ffe60d32300f720c38ca483a74674
Copyright registration time
2026-07-31T09:44:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T09:50:37Z
Bitcoin block
960383
Canonical record hash
sha256:b666faf9e576a2844c98341de5d505921cde6910ce41deb1f3fb30cc0b9f643e

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.