A Chuva Cai

Recording by VELHA GUARDA DA PORTELA.

Recording identifiers

ISRC
BRPUI1800110
CopyrightID (CopyrightChains transaction hash)
0x8a01a098cdee60487b1ae4f1f7d2ba11ec7e6945254ee4c025e658e69e4f4e6b
Copyright registration time
2026-08-01T00:56:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T01:44:32Z
Bitcoin block
960494
Canonical record hash
sha256:702265749b113b5af0ac1fdae7a8a9e477561ff7e639dab1ba4b4baf8d045fb8

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.