Marta

Recording by Marco Pereira.

Recording identifiers

ISRC
BRANE0400015
CopyrightID (CopyrightChains transaction hash)
0xf6a7c8afa987d4c6ed725a637c11dd8ea69eb053f1465f4b1098da7aaf3fcfcc
Copyright registration time
2026-07-07T01:11:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:43950c96becf4f05a7f8ddd44c56b81c11a42fc61803ebc5ae0bca31c44a3d56

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.