A Cargo de la Plaza

Recording by Martin Castillo.

Recording identifiers

ISRC
QMFLS1300009
CopyrightID (CopyrightChains transaction hash)
0x1e8a84565024fe9a8980af5245c14a70359b537beea8a019e5d001cf7a4a2e90
Copyright registration time
2026-06-06T16:27:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:14c692984c68f6d0d014aed87cb38dfd1b789d54fd5cc66b14ee0a27e7e4a1c1

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.