Tem que ser agora

Recording by Paula Mattos.

Recording identifiers

ISRC
BRWMB1500251
CopyrightID (CopyrightChains transaction hash)
0x4a8135befd7bade3167be8a65ffbd0f8e45f27582d01434b38d1c53a8df55e21
Copyright registration time
2026-06-09T15:58:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:afdd927052ed720962086857e559abf9dc3f776d1ce1820eb038374ee369b06b

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.