Catimbau

Recording by João Mulato e Douradinho.

Recording identifiers

ISRC
BRDIQ0500203
CopyrightID (CopyrightChains transaction hash)
0x39844ea5a0b7e43597567e922e2c64f578063f6a74fd57ffb487d2d29659f23a
Copyright registration time
2026-06-09T22:25:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:96a615572c4bb4fcdca1437b70e0d65b688fb482c25524e3b9250ce7f98afb63

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.