Interoperable Architecture for Digital Identity Delegation for AI Agents with Blockchain Integration

Fuente: arXiv
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1. Verfasser: Saavedra, David Ricardo
Format: Preprint
Veröffentlicht: 2026
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author Saavedra, David Ricardo
author_facet Saavedra, David Ricardo
contents Verifiable delegation in digital identity systems remains unresolved across centralized, federated, and self-sovereign identity (SSI) environments, particularly where both human users and autonomous AI agents must exercise and transfer authority without exposing primary credentials or private keys. We introduce a unified framework that enables bounded, auditable, and least-privilege delegation across heterogeneous identity ecosystems. The framework includes four key elements: Delegation Grants (DGs), first-class authorization artefacts that encode revocable transfers of authority with enforced scope reduction; a Canonical Verification Context (CVC) that normalizes verification requests into a single structured representation independent of protocols or credential formats; a layered reference architecture that separates trust anchoring, credential and proof validation, policy evaluation, and protocol mediation via a Trust Gateway; and an explicit treatment of blockchain anchoring as an optional integrity layer rather than a structural dependency. Together, these elements advance interoperable delegation and auditability and provide a foundation for future standardization, implementation, and integration of autonomous agents into trusted digital identity infrastructures.
format Preprint
id arxiv_https___arxiv_org_abs_2601_14982
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Interoperable Architecture for Digital Identity Delegation for AI Agents with Blockchain Integration
Saavedra, David Ricardo
Cryptography and Security
Artificial Intelligence
Computers and Society
68M10 (Primary), 94A60, 68T45 (Secondary)
I.2.11; D.4.6; C.2.1
Verifiable delegation in digital identity systems remains unresolved across centralized, federated, and self-sovereign identity (SSI) environments, particularly where both human users and autonomous AI agents must exercise and transfer authority without exposing primary credentials or private keys. We introduce a unified framework that enables bounded, auditable, and least-privilege delegation across heterogeneous identity ecosystems. The framework includes four key elements: Delegation Grants (DGs), first-class authorization artefacts that encode revocable transfers of authority with enforced scope reduction; a Canonical Verification Context (CVC) that normalizes verification requests into a single structured representation independent of protocols or credential formats; a layered reference architecture that separates trust anchoring, credential and proof validation, policy evaluation, and protocol mediation via a Trust Gateway; and an explicit treatment of blockchain anchoring as an optional integrity layer rather than a structural dependency. Together, these elements advance interoperable delegation and auditability and provide a foundation for future standardization, implementation, and integration of autonomous agents into trusted digital identity infrastructures.
title Interoperable Architecture for Digital Identity Delegation for AI Agents with Blockchain Integration
topic Cryptography and Security
Artificial Intelligence
Computers and Society
68M10 (Primary), 94A60, 68T45 (Secondary)
I.2.11; D.4.6; C.2.1
url https://arxiv.org/abs/2601.14982