De Esquina - Ao Vivo

Recording by Cássia Eller.

Recording identifiers

ISRC
BRMCA0100110
CopyrightID (CopyrightChains transaction hash)
0x1772659b3cd0c80508b91264de3c73ff55ff896af8e69b235b2b2ed1c2ece085
Copyright registration time
2026-06-05T20:44:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:a63b010df7c43f38ecba47bd3ef3c72bd10cbf9d52d0ce0c7c2f245e390a051a

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.