Data custody, model inputs and public evidence — portability maturity

Maturity

Source kind

CONCENTRATION_RISK_RECORD

Source record

EVI-CR-018

Dependency domain

Data custody, model inputs and public evidence

Maturity state

DOCUMENTED

Export format

VERSIONED_JSON_AND_CSV_PUBLIC_GOVERNANCE_RECORD

Schema

eviulon-dependency-exit-maturity-1.0

Open-standard status

LOCAL_OPEN_DOCUMENT_FORMAT; EXTERNAL_INTEROPERABILITY_NOT_ESTABLISHED

Maximum tested interruption

NOT_TESTED_FOR_PRODUCTION

Recovery point

No production recovery point established; public static records remain locally available.

Recovery time

UNVERIFIED_OUTSIDE_LOCAL_STATIC_FIXTURE

Separation and prerequisites

No authentication runtime, credential store, private receipt store, or browser-side cross-site dependency is shared.

Only public governance metadata, portable schema references, and local proof hashes are represented; no citizen, credential, passport, transaction, secret, or private receipt data is included.

• Machine-readable export with provenance, schema and lawful redaction.
• Open data formats, metadata, lineage and access-control interfaces.
• Purpose limitation, retention limits, export, correction, independent archives and deletion where lawful.

Alternative, rollback, and residual lock-in

Alternative class: Independent repositories, local copies and non-data-dependent fallback procedures.

Rollback: DOCUMENTED_ONLY

• HIGH
• Scenario-specific; must be measured and tested, not assumed.
• Corruption, breach, provenance loss, incompatible formats or unavailable custodian.

Evidence and truth boundary

Evidence path · 8821060c4e363529f6121857e3f569e218251138d472dd6ce2a3b63925c9b329

This record scores documentation and local evidence only. It does not prove that a production dependency can be disconnected, migrated, replaced, handed off, or recovered within the stated business requirement.

Correction route