matrix.openverbs.com
Route probed: GET https://matrix.openverbs.com/v1/determinant
Category: other · Status: listing listed, probe active · Listing: 0.004 USD, 3 payers / 3 calls (30d, Bazaar) · Listed in: agentic-market, cdp-bazaar
Last probe: 2026-10-23T14:42:29Z (49 min ago) · Recent valid 402: 2/2 · p50 2928 ms
probe-only: no paid test-buys yet. No index until 3 paid buys on 3 different days.
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402 challenge checks (since 2026-10-23T14:42:29Z)
1 valid 402s checked: terms consistent 1, Base USDC offered 1, price matches listing 1 (differs 0), payTo changed vs previous probe 0.
Unpaid probes (newest first, up to 200; raw receipts are kept 7 days, then in the archive)
| Receipt | UTC time | Method | Status | Valid 402 | ms | Listed amount (atomic) | Quoted amount (atomic) | Quoted payTo | Header bytes | Response sha256 | Signed | Route | Checks |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4fcd63865c1df0bdbe79 | 2026-10-23T14:42:29Z | GET | 402 | yes | 2928 | 4000 | 4000 | 0xb3f4de10… | 2088 | 938de547441aad0f | per-receipt | primary | terms ok · Base USDC |
| ad91a2806232802124bb | 2026-10-23T12:43:33Z | GET | 402 | yes | 206 | 4000 | 4000 | 0xb3f4de10… | 2088 | cbfa0a9b91bca14b | snapshot | primary |
Other listed routes
https://matrix.openverbs.com/v1/determinantCompute the determinant of a square matrix via Gaussian elimination with partial pivoting. A non-square, ragged or empty matrix is a clean 400; a singular matri (cdp-bazaar)https://matrix.openverbs.com/v1/solveSolve the linear system A·x = b for a square coefficient matrix A and vector b via Gaussian elimination with partial pivoting. A non-square A or a b of the wron (cdp-bazaar)https://matrix.openverbs.com/v1/inverseInvert a square matrix via Gauss-Jordan elimination. A non-square, ragged or empty matrix is a clean 400. A singular (non-invertible) matrix is NOT an error — i (cdp-bazaar)https://matrix.openverbs.com/v1/multiplyMultiply two matrices A·B. The inner dimensions must agree (columns of A equal rows of B); a mismatch or a ragged/empty matrix is a clean 400. (cdp-bazaar)https://matrix.openverbs.com/v1/transposeTranspose a matrix, swapping rows and columns. A ragged/empty matrix is a clean 400. (cdp-bazaar)
Seller? Reply or dispute. Amounts are in the asset's atomic units (USDC: 6 decimals).