En espuma y arena

Recording by Grupo Cimarron De Cuba.

Recording identifiers

ISRC
GBCKG1000352
CopyrightID (CopyrightChains transaction hash)
0x41c4c4f3b5c285bbda7762cc4ead48f70936629f7210fadc54a90c4ed87be43a
Copyright registration time
2026-07-07T02:39:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1d5c34c0277c82fbdfe7f08afd917d7df0ee9961cffeee838a99819a24604556

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.