Já Foi Meu Carnaval

Recording by Guilherme Lacerda.

Recording identifiers

ISRC
BRGAK1600007
CopyrightID (CopyrightChains transaction hash)
0x3bae42d6f970b445b407f91162d3f807631f42b80aca5259263b9376c9364fd0
Copyright registration time
2026-07-06T19:46:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8b4e91fd427dd7b950cf636e1b49c545ca022d8a5a1a755308567d089492a395

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.