Voy a Poner a Madrid a Llorar

Recording by Picasso.

Recording identifiers

ISRC
QZHZ42026170
CopyrightID (CopyrightChains transaction hash)
0xcf31fbd7389da3265676ffd3f29590d16b920808d8a040f3fb2abd7a71942859
Copyright registration time
2026-06-07T09:11:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:99cf5230b937e8f782c3c9f025855fb833d657436fd2ea4507487c2588e45b3a

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.