ICTF: Institutional Credibility Tier Framework

The Institutional Credibility Tier Framework (ICTF) introduces a standardized framework for representing Evidence Maturity through accumulated and continuously verifiable records. Operating within the InstiTech Supply Chain Evidence Infrastructure, ICTF provides a structured mechanism for representing how accumulated evidence evolves through continuity, traceability, and sustained participation over time. The framework is built upon the PADV Methodology, the NTCC Quantification Framework, and the InstiTech Evidence Governance Architecture. Within this structure, verified participation activities generate Proof Records, Proof Records contribute to accumulated NTCC, and accumulated NTCC provides a standardized representation of Evidence Continuity. ICTF represents Evidence Maturity through five progressively developed Evidence Maturity States: Foundational, Developing, Established, Advanced, and Reference. Each state represents a progressively higher level of accumulated Evidence Continuity and Evidence Maturity. The framework does not function as a rating system, certification scheme, compliance assessment, supplier approval mechanism, credit evaluation model, or organizational performance measure. Instead, ICTF provides a common and transparent framework through which Evidence Maturity may be represented using a structured continuity-based classification model. By establishing a shared maturity architecture, ICTF enables organizations to better understand the continuity, persistence, scale, and visibility of accumulated evidence across operational, governance, sustainability, and supply chain environments. Within the broader PADV-NTCC-InstiTech architecture, ICTF functions as the Evidence Maturity Classification Layer, providing a standardized mechanism for representing how evidence evolves through accumulated continuity over time.