A Carta - Ao Vivo

Recording by Mário e Thizil.

Recording identifiers

ISRC
QM6N22243736
CopyrightID (CopyrightChains transaction hash)
0x99ddee5c61080db8fc76e8c99ba061d8ef929d7a36ce73fe91c6dc4be3b3aa75
Copyright registration time
2026-07-06T21:18:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4e51168b9b89875cb40b28c1a9741e803ffb5347151b60d3bcced868e6d3bdad

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.