Guerrero : A un niño llorando

Recording by Francisco Guerrero.

Recording identifiers

ISRC
DEA809434800
CopyrightID (CopyrightChains transaction hash)
0x11c4fdf6dadc031581decd914603e70405795518de73247a94b865bb07fe54af
Copyright registration time
2026-07-07T15:51:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d950a09792b986648a17484e46f858b97c81078b4d2bc80f83291132233fe89b

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.