A Chave

Recording by Nando Reis.

Recording identifiers

ISRC
BR7OQ2400001
CopyrightID (CopyrightChains transaction hash)
0x3fc57185828d84147b72cce38f66bcfcfcf784c60f8fd6a60d1b34cc9339d4ae
Copyright registration time
2026-06-09T16:33:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:58f4f44051768f2dc27bcb0f7ee2c9f13f073f8f3be79a0be765af71aa964831

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.