N. Oyelaran — prompt to Claude.ai (personal)
Jul 16, 2026 at 4:25 PM · Week 6 · event 330e4127-bac8-4b12-85b9-0fc9202676abWrite a follow-up note to Deirdre Prieto at (419) 555-0169 about the certificate of deposit maturing next month.
proved by a checksum or a format rule · matched by a pattern, which is a shape, or by the taxonomy or the institution’s dictionary, which are vocabulary markers — neither is a proof
| Data class | Offsets | Proof | Detector |
|---|---|---|---|
| Member PII | 26–40 | pattern match — a shape, not a proof | cmb-member-pii |
One span here is seeded, not re-derived. 26–40 — the name is proven at that offset by the engine’s own name rule, and the identifier pairing that makes it Member PII is seeded rather than re-derived: this excerpt carries no identifier for the combination rule to pair with. The span is counted in every figure on this console; what it is not is a chain an examiner can replay end to end, which is why the evidence package prints only chains that reproduce exactly.
- captured Jul 16, 2026 at 4:25 PMN. Oyelaran (Credit administration manager, Credit Administration) — prompt to Claude.ai (personal).
- classified Jul 16, 2026 at 4:25 PM1 span in member_pii; proof recorded on each span.
- decided Jul 16, 2026 at 4:25 PMwarn under policy v3, from the member_pii cell for the credit role group.
- abandoned Jul 16, 2026 at 4:25 PMUser closed the prompt after the coach card. Nothing reached Claude.ai (personal).
The same chain in JSON: /api/v1/events?id=330e4127…
213 events matching policy v3
Jun 8 – Aug 14, 2026. Every row drills to the full provenance chain, and every state on this page — filters, page and drill alike — is a URL you can paste to a colleague. The same query as JSON: /api/v1/events?version=v3The 8 people carrying the most of this filter, of 20. Narrow the Person control above to read one of them alone.
| When | Who | Channel · destination | Classes | Decision | Outcome | |
|---|---|---|---|---|---|---|
| Jul 16, 2026 at 4:31 PMWeek 6 | K. OseiCommercial Lending | promptClaude.ai (personal) | Member PII | Warnv3 | redirectedtrue positive | Chain |
| Jul 16, 2026 at 4:25 PMWeek 6 | N. OyelaranCredit Administration | promptClaude.ai (personal) | Member PII | Warnv3 | abandoned | Chain |
| Jul 16, 2026 at 4:21 PMWeek 6 | D. WhitfieldCommercial Lending | pasteChatGPT (personal) | Credit Memos, Member PII | Warnv3 | transformed | Chain |
| Jul 16, 2026 at 4:02 PMWeek 6 | N. OyelaranCredit Administration | pasteGemini Advanced | SSN / Tax ID | Warnv3 | transformed | Chain |
| Jul 16, 2026 at 3:49 PMWeek 6 | I. QuinteroRetail & Branch Ops | pasteChatGPT (personal) | Member PII | Monitorv3 | — | Chain |
| Jul 16, 2026 at 3:03 PMWeek 6 | A. BergströmCredit Administration | pasteClaude.ai (personal) | Member PII | Warnv3 | transformed | Chain |
| Jul 16, 2026 at 2:58 PMWeek 6 | B. MwangiFinance | promptChatGPT (personal) | Account Numbers | Monitorv3 | —true positive | Chain |
| Jul 16, 2026 at 2:13 PMWeek 6 | L. TranRetail & Branch Ops | promptM365 Copilot | Account Numbers, Member PII | Monitorv3 | — | Chain |
| Jul 16, 2026 at 2:07 PMWeek 6 | P. NakamuraRetail & Branch Ops | promptChatGPT (personal) | Account Numbers | Monitorv3 | —true positive | Chain |
| Jul 16, 2026 at 2:01 PMWeek 6 | N. OyelaranCredit Administration | promptGemini Advanced | Account Numbers, Member PII | Warnv3 | transformed | Chain |
| Jul 16, 2026 at 1:29 PMWeek 6 | H. DelacroixCredit Administration | uploadClaude.ai (personal) | Credit Memos | Monitorv3 | — | Chain |
| Jul 16, 2026 at 1:22 PMWeek 6 | M. RamaswamyCommercial Lending | pasteChatGPT (personal) | Account Numbers | Monitorv3 | — | Chain |
| Jul 16, 2026 at 1:13 PMWeek 6 | N. OyelaranCredit Administration | pasteChatGPT (personal) | Member PII | Warnv3 | overridden | Chain |
| Jul 16, 2026 at 12:54 PMWeek 6 | H. DelacroixCredit Administration | promptPerplexity | Member PII, SSN / Tax ID, Account Numbers | Warnv3 | abandoned | Chain |
| Jul 16, 2026 at 12:37 PMWeek 6 | N. OyelaranCredit Administration | promptClaude.ai (personal) | Member PII | Warnv3 | redirected | Chain |
| Jul 16, 2026 at 12:02 PMWeek 6 | R. OkaforCommercial Lending | promptChatGPT (personal) | Member PII | Warnv3 | overridden | Chain |
| Jul 16, 2026 at 12:02 PMWeek 6 | T. BeaulieuCommercial Lending | promptMicrosoft Copilot (consumer) | Account Numbers | Monitorv3 | — | Chain |
| Jul 16, 2026 at 11:49 AMWeek 6 | K. OseiCommercial Lending | pasteM365 Copilot | Member PII | Warnv3 | transformed | Chain |
| Jul 16, 2026 at 11:43 AMWeek 6 | N. OyelaranCredit Administration | pasteClaude.ai (personal) | Credit Memos, Member PII | Warnv3 | transformed | Chain |
| Jul 16, 2026 at 11:39 AMWeek 6 | H. DelacroixCredit Administration | uploadClaude.ai (personal) | Credit Memos, Member PII | Warnv3 | transformed | Chain |
| Jul 16, 2026 at 11:37 AMWeek 6 | E. LindqvistFinance | promptClaude.ai (personal) | API Keys / Creds | Monitorv3 | — | Chain |
| Jul 16, 2026 at 11:26 AMWeek 6 | N. OyelaranCredit Administration | pasteChatGPT (personal) | Member PII, Account Numbers | Warnv3 | transformed | Chain |
| Jul 16, 2026 at 11:14 AMWeek 6 | A. BergströmCredit Administration | pasteM365 Copilot | Member PII | Warnv3 | transformed | Chain |
| Jul 16, 2026 at 11:04 AMWeek 6 | H. DelacroixCredit Administration | pasteChatGPT (personal) | Loan Files, Member PII | Warnv3 | transformed | Chain |
| Jul 16, 2026 at 10:46 AMWeek 6 | A. BergströmCredit Administration | promptChatGPT (personal) | Member PII, Account Numbers | Warnv3 | overriddentrue positive | Chain |