Kasei-Theory I.Non-Identity: Non-Identity Without Difference

This paper presents non-identity within the first system of Kasei-Theory as a non-modal readability maintainability architecture. The paper does not propose a theory of difference, contradiction, opposition, failed sameness, dissolved continuity, terminal separation, metaphysical non-identity, non-equivalence-derived failure, difference-derived opposition, identity-derived loss, comparison-derived failure, or universal identity order. Instead, it fixes non-identity, configurational non-identity, configurational differentiation, local maintainability, unreadability, readability designation, formal non-identity, and non-totality as distributed structural positions within constrained local readability maintainability. Non-identity is not treated as difference, opposition, or failed sameness, but as constrained configurational non-identity under which configurational differentiation remains locally maintainable without universal identity, completed equivalence, identity loss, oppositional difference, or terminal configurational separation. Non-identity does not establish difference. Non-identity does not establish contradiction. Non-identity does not establish opposition. Non-identity does not establish terminal configurational separation. Non-identity does not establish failed sameness. Non-identity remains fixed only as constrained configurational non-identity within readability maintainability. Identity and non-identity are fixed only at the level of readability designation, not as originary conditions of configurational differentiation. This paper fixes only the local non-identity conditions under which configurational differentiation remains maintainable without transition into universal sameness, completed relational stabilization, oppositional difference, identity-derived loss, comparison-derived failure, or total configurational integration. No subject is presupposed. No oppositional structure is established. No universal identity structure is secured. No total configurational closure is completed. This paper is part of Kasei-Theory.