Anchor a Query using Comunica and Linkchain

Connect to MetaMask (Select a testnet)

Note: Requires a configured Metamask wallet - see documentation

Ethereum Account:

Sources (comma separated list of strings, Comunica format):

SPARQL Query:

Query Result (SPARQL JSON):

Physical Query Plan (from Comunica):

SPARQL Trace Data:
(JSON-LD object containing query, sources, results and query plans)

Anchored MerQL Metadata:
(Metadata for whole-document blockchain verification)

Granular Anchored MerQL Metadata:
(Metadata for per-quad/triple blockchain verification)

(in local storage)

Date	Sources	Query	Query Result	SPARQL Trace Data	Anchored Metadata	Granular Anchored Metadata