OT-2026-000020222
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000020222) never changes.
Identity and time
| Publication number | OT-2026-000020222 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-77c4-bc33-34d6aa5cfc74 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020222 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a23c50af9dac40a6e1f15c1697c35855cc6d4fe1010bbfab3aee2394630f494 |
|---|---|
| Markdown | 5d75abc4257fb7c2d04c2d44a9db376e645078e4b0b592a352ef1eb4c41bc81d |
| Publication page | a49e0556c3b60d9e54cdb03c401bc59e55e0d90bb033490583455ff939ce3d75 |
| Manifest | d699ca4b431fb5534d23cea9a738d1e0b80228588bb57ec4cf4ca82804139084 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | Hr9M/MH9M+J4KCzydy12YBdqv2P/qJiEhNsUxkyZ8rSwh8B5rRD0ydT/qG3KECUBkNoAf/xA3qd70odMw2oHCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:56:33.403797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020222observed a49e0556c3b60d9e54cdb03c401bc59e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:33.387236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020222/manifest.jsonobserved d699ca4b431fb5534d23cea9a738d1e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:33.369434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020222/publication.mdobserved 5d75abc4257fb7c2d04c2d44a9db376e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:33.350116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020222/publication.txtobserved 9a23c50af9dac40a6e1f15c1697c3585...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|