OT-2026-000020198
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000020198) never changes.
Identity and time
| Publication number | OT-2026-000020198 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7856-8214-40cc21124c98 · 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-2026-000020198 |
| Status | PUBLIC |
Content hashes
| Canonical text | de4aa77a0bc6e6bdf2ce1a2dc5fb1ba41ca906d4d13c1a70687469a8dcb26d2d |
|---|---|
| Markdown | 1b5b95e57d1132608455af73bd1ba60a31c1e402af6e80aad520b964297c7ba3 |
| Publication page | cbbe9e4c8a9bfb27204e493f42b7b7c0d5016ceef263d0c87e51d1c5df97443b |
| Manifest | 32d508986b974ffff5f420ab9a5db6e177d94b67210cf7a1a2987e2b5bf3c47b |
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 | 3h4ii9lkVRNjzaottKq3mTiTZsloxurmKBFlLxJ3nb8QUVncHz5kk9qL2Qpk6povZXIR55ggD7WT0n6yHbNPBw== |
| 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
| 2026-09-17T11:56:31.856484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020198observed cbbe9e4c8a9bfb27204e493f42b7b7c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:31.838710Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020198/manifest.jsonobserved 32d508986b974ffff5f420ab9a5db6e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:31.819228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020198/publication.mdobserved 1b5b95e57d1132608455af73bd1ba60a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:31.798671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020198/publication.txtobserved de4aa77a0bc6e6bdf2ce1a2dc5fb1ba4...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. |
|---|