mpp.orthogonal.com#orth-serper

Solana, Tempo and Base

Graded from Solana, Tempo and Base purchases only. Listed on the Sellers page.

vet402 paid this seller 12 times with its own money (Tempo 12), most recently on 2026-10-09 (UTC). 12 settled on chain; 12 came back with an answer.

vet402 bought this seller again on 11 UTC days since 2026-09-29 (Tempo 11), to the same payTo and at no more than the earlier price. It costs the seller nothing, and there is nothing to sign up for.

B grade B: comes back with an answer 75%+ of the time · Rank 79 of 111 on this page.

12 / 12
came back, of counted (100%)
0.76 to 1.00
95% interval
2026-10-09
last bought · 12 days counted
00.51

Came back, of counted, per chain: Tempo 12/12. Came back with an answer = vet402's payment settled, then the seller answered 2xx with a non-empty body. vet402 did not check that the answer is what the listing promised; whether its keys matched what the seller declared is a separate column.

Separate column, not in the grade. Answer matched what the seller declared: not checked.

Not counted

0vet402 or facilitator side not counted
0can't tell not counted

Counted against this seller

0seller side counted in the grade

None.

How each failure is assigned

Recent purchases

Each tx links to a public explorer.

  1. 2026-10-09 02:33 UTC · Tempo · came back with an answer 0x3fecc0…e37481
    https://mpp.orthogonal.com/serper/autocomplete
  2. 2026-10-08 02:33 UTC · Tempo · came back with an answer 0x3056fb…a48296
    https://mpp.orthogonal.com/serper/autocomplete
  3. 2026-10-07 02:37 UTC · Tempo · came back with an answer 0x8464eb…505323
    https://mpp.orthogonal.com/serper/autocomplete
  4. 2026-10-06 01:21 UTC · Tempo · came back with an answer 0x15a28d…0e5490
    https://mpp.orthogonal.com/serper/autocomplete
  5. 2026-10-05 05:57 UTC · Tempo · came back with an answer 0xb6ac9e…8944e6
    https://mpp.orthogonal.com/serper/autocomplete
  6. 2026-10-04 01:33 UTC · Tempo · came back with an answer 0x45c95c…6a7e07
    https://mpp.orthogonal.com/serper/autocomplete
  7. 2026-10-03 01:34 UTC · Tempo · came back with an answer 0x67054a…d9d341
    https://mpp.orthogonal.com/serper/autocomplete
  8. 2026-10-02 01:33 UTC · Tempo · came back with an answer 0xd7f8e5…e9cef4
    https://mpp.orthogonal.com/serper/autocomplete
  9. 2026-10-01 01:31 UTC · Tempo · came back with an answer 0x2c9828…3eb033
    https://mpp.orthogonal.com/serper/autocomplete
  10. 2026-09-30 02:26 UTC · Tempo · came back with an answer 0xa9dcb4…440da8
    https://mpp.orthogonal.com/serper/autocomplete

Signed delivery records

One page per purchase that came back with an answer, signed by vet402 and included in a daily Merkle root. Each page shows how to check it without trusting vet402.

  1. 2026-09-28 · Tempo · obs_2026-09-28_000127
  2. 2026-09-29 · Tempo · obs_2026-09-29_000263
  3. 2026-09-30 · Tempo · obs_2026-09-30_000478
  4. 2026-10-01 · Tempo · obs_2026-10-01_000693
  5. 2026-10-02 · Tempo · obs_2026-10-02_000883
  6. 2026-10-03 · Tempo · obs_2026-10-03_001081
  7. 2026-10-04 · Tempo · obs_2026-10-04_001281
  8. 2026-10-05 · Tempo · obs_2026-10-05_001483
  9. 2026-10-06 · Tempo · obs_2026-10-06_001600

Are you the seller?

Is a row wrong? A seller who thinks a row is wrong opens a GitHub issue with the URL or tx. vet402 checks it against the chain and the raw result; a wrong row is fixed and the fix is noted in the change log.

Tell vet402 a row is wrong (GitHub issue, prefilled)

Signed records of failed purchases are published only after the seller is told. More for sellers