De Volta para o Passado

Recording by Fabio Brazza.

Recording identifiers

ISRC
BXFAS2000005
CopyrightID (CopyrightChains transaction hash)
0xf7aba0dfee67765af0c5d8487b1f7821d76c101887ff573ed7e923290caa31ee
Copyright registration time
2026-06-07T13:29:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:c13f4619d39720bf2a1bbe9d30888ce6d6737701c5f52ffb0ea5ab18c7ca0245

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.