<http://webisa.webdatacommons.org/prov/417730538> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/121632781> . <http://webisa.webdatacommons.org/prov/416896508> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/121632781> . <http://webisa.webdatacommons.org/121632781> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/121632781> <http://www.w3.org/ns/prov#value> "Written confirmation by a financial institution such as a bank or brokerage firm that a customer???s signature is valid and pertinent documents have been presented and deemed to be authentic." . <http://webisa.webdatacommons.org/121632781> <http://www.w3.org/ns/prov#wasQuotedFrom> <transhare.com> .