Cuando la Hierba Crezca

Recording by Fernando De Madariaga.

Recording identifiers

ISRC
USZZR1200935
CopyrightID (CopyrightChains transaction hash)
0x6dd4f533506a042ebc0dc96d09b69898b757ed70ad874008574664410a500356
Copyright registration time
2026-07-30T05:32:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T05:43:45Z
Bitcoin block
960212
Canonical record hash
sha256:bd6310d0f6e2ce86cc25df319a30d4973acaf0477fc56508f71f32e8e9065fc4

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.