Fio de Areia

Recording by José Miguel Wisnik.

Recording identifiers

ISRC
BRVWN1100005
CopyrightID (CopyrightChains transaction hash)
0x9c8382db12df5d28db803aa5b5ac31929c82f6c1b8e0af398779c1fa93557187
Copyright registration time
2026-07-06T23:19:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9e7c287123095a9e152c3dc95699450585b6a13acd4ef09ea1fa92f871c47a37

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.