Requebrado da Mulata

Recording by Itamar Assumpção.

Recording identifiers

ISRC
BR2I31000089
CopyrightID (CopyrightChains transaction hash)
0x55723c9aa257f378f1b6784470751b7b6ee28479c2ec12b748a7314c1d170fa2
Copyright registration time
2026-07-07T03:21:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e6b0d5ec0e7ea01e3d35b56c0f71520eb05da2b2b7a707a817584af34872e64f

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.