CASE-001990

Name and date of birth agree but no identifier (member ID, SSN, phone, email or address) confirms it.

OpenCheckpointckpt-run-mvjj6udb-22605workflow paused, state held

Side-by-side comparison

Incoming TPA-58935 against 1 candidate identity, green agrees, red conflicts, raw bronze value shown beneath when normalisation changed it

Field	TPATPA-58935incoming	#1MBR-007763Ntahan Bell 0.832 rec. Best evidence: NameDate of birth
Name	Nathan Bell Bell, Nathan	Ntahan A Bell
Date of birth	1942-12-03	1942-12-03
Member ID	— NULL	UHC-15805-77
SSN	—	•••-••-1098
Phone	— -	2603064347
Email	— N/A	nathan.bell53@outlook.com
Address	— null	1240 Park Pl
City / state / ZIP	— NULL, NULL	Miami, FL, 33170
Group	— UNKNOWN	GRP-5069
Plan	—	MEDICARE-ADV-A
Sources, records	TPA1 record	TPA ×1ENR ×12 records

Evidence detail

How the scoring agent compared the incoming record to the record it matched inside each candidate

▶#1MBR-007763Ntahan Bell0.83

Matched against TPA-58934, 2 fields compared, weighted score 0.830

Field	Similarity	Weight	Share	Note
Name	1.00	3	50%
Date of birth	1.00	3	50%	exact

Guard: No identifier agreesConflicts: none

Records in this identity

TPATPA-58934Nathan Bell1942-12-03Scored 0.99
ENRENR-126716Ntahan Bell1942-12-03Scored 0.99

Case audit

Every transition on this case, sealed into the hash chain

Steward case openedEscalation agent2026-10-22 12:43:55bba3b9cc72
Escalated TPA-58935, top score 0.83, candidates MBR-007763

AI recommendation

Advisory only; the steward decides

The model can read the same side-by-side evidence and suggest link, new or reject with a rationale. It never decides.

Steward decision

Recording a decision resumes the paused workflow and updates the graph immediately

Decision

Link to Ntahan BellMBR-007763, score 0.83, 2 recordsLinkConfirm as a distinct identityTPA-58935 stays on its own golden identity, marked verified.New identityReject record (quarantine)The record's identity is quarantined; nothing downstream may act on it.Reject

Rationale *

At least 8 characters (0/8)

ActorJ. Okafor (Data Stewardship)

Choose an option

Checkpoint: ckpt-run-mvjj6udb-22605
Stage: Human steward
Policy version: v1, threshold 0.85, floor 0.6
Provisional identity: MBR-018183
Opened: 2026-10-22 12:43:43
Top score: 0.83