Quem Vale Menos - Ao Vivo

Recording by Mari Fernandez.

Recording identifiers

ISRC
BCZT72200014
CopyrightID (CopyrightChains transaction hash)
0xa40b8829b3178c515712a174b8700b3c6812967431e9076b842fbc54025c241e
Copyright registration time
2026-07-07T03:50:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ff17a933e4e281e87ca25a22013419f5d7e81c6444bb845f92d4da12284cf76d

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.