Both. His statement is pretty clear. They are not interpretations in and of themselves, more like opinion pieces which should be taken into consideration when interpreting them. You can't really intepret something you created. Other people interpret your creations.
Article 1, Section 2, Clause 1
James Madison, Federalist, no. 52, 354--59
James Madison, Federalist, no. 53, 359--66
Article 1, Section 2, Clause 3
James Madison, Federalist, no. 54, 366--72
James Madison, Federalist, no. 55, 372--78
James Madison, Federalist, no. 56, 378--83
James Madison, Federalist, no. 57, 384--90
James Madison, Federalist, no. 58, 391--97
Article 1, Section 2, Clause 5
Article 1, Section 3, Clauses 6 and 7
Article 2, Section 4
Article 3, Section 1
Alexander Hamilton, Federalist, no. 65, 439--45
Alexander Hamilton, Federalist, no. 66, 445--51
Article 1, Section 3, Clauses 1 and 2
James Madison, Federalist, no. 62, 415--22
James Madison, Federalist, no. 63, 422--31
Article 1, Section 4, Clause 1
Alexander Hamilton, Federalist, no. 59, 397--403
Alexander Hamilton, Federalist, no. 60, 403--10
Alexander Hamilton, Federalist, no. 61, 410--14
Article 1, Section 7, Clauses 2 and 3
Alexander Hamilton, Federalist, no. 69, 463--64
Alexander Hamilton, Federalist, no. 73, 494--99
Article 1, Section 8, Clause 1
Alexander Hamilton, Federalist, no. 30, 187--93
Alexander Hamilton, Federalist, no. 31, 193--98
Alexander Hamilton, Federalist, no. 34, 209--15
Alexander Hamilton, Federalist, no. 35, 215--18
Article 1, Section 8, Clause 3
James Madison, Federalist, no. 42, 283--85
James Madison, Federalist, no. 42, 284--85
Article 1, Section 8, Clause 4
James Madison, Federalist, no. 42, 285--87
Article 1, Section 8, Clause 5
James Madison, Federalist, no. 42, 285
Article 1, Section 8, Clause 10
James Madison, Federalist, no. 42, 280--81
Article 1, Section 8, Clause 12
Alexander Hamilton, Federalist, no. 23, 146--51
Alexander Hamilton, Federalist, no. 24, 152--57
Alexander Hamilton, Federalist, no. 25, 158--63
Alexander Hamilton, Federalist, no. 26, 164--71
Alexander Hamilton, Federalist, no. 28, 176--80
Article 1, Section 8, Clause 13
John Jay, Federalist, no. 4, 19--23
Alexander Hamilton, Federalist, no. 11, 65--73
Article 1, Section 8, Clause 15
Alexander Hamilton, Federalist, no. 29, 181--87
Article 1, Section 8, Clause 16
Alexander Hamilton, Federalist, no. 29, 181--87
Article 1, Section 8, Clause 17
James Madison, Federalist, no. 43, 288--90
Article 1, Section 8, Clause 18
James Madison, Federalist, no. 44, 303--5
Hamilton, Federalist, no. 33, 203--208