Por Que Chora a Tarde

Recording by Antonio Marcos.

Recording identifiers

ISRC
BRBMG7400024
CopyrightID (CopyrightChains transaction hash)
0x9c28b1f7b5c6263fcb41bf354dfc5a6e89d186dd1fae8b1964f8f10ca76ad10d
Copyright registration time
2026-06-06T18:15:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:c4466597882937e7484508c108eaa705fb56de9f496a2b9f9ea718136decf726

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.