Na Varanda

Recording by João Cavalcanti.

Recording identifiers

ISRC
BRRGE1803275
CopyrightID (CopyrightChains transaction hash)
0x340465f26e29393909f5d9242bdb2eb6ab8e0868193b9b64b472dd2bdde3c632
Copyright registration time
2026-07-06T21:16:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:dfb8322211ab3bf7e9f6a779def5b6603e4e02a458bc3e8a1c704877dbb91a78

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.