O Que Foi Feito Devera

Recording by Zélia Duncan.

Recording identifiers

ISRC
BRPUI1700268
CopyrightID (CopyrightChains transaction hash)
0xe816545c3e9f58199b9a64bb81540d13b049c4ba7eadbfcc704e18340eddbad2
Copyright registration time
2026-07-06T07:51:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:729da2ba97609e56686315c96d33288d35604f75864ec0527fd2aca1de2d70bf

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.