OT-2026-000090943
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, pressure sensor per zone, sustained 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-2026-000090943) never changes.
Identity and time
| Publication number | OT-2026-000090943 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-70dd-9394-b620406a3c81 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090943 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2cf837ff38cffc7da58166f9b53b41a4aa054db941aa58274be4b96dd5c1c114 |
|---|---|
| Markdown | cff1047d743117dc3d41caaa1a27e5cd38e17134961f3bcc4884dd734b59def3 |
| Publication page | 86bd32806f8cef3e95f7b72eb471782f138cd5820cf6f99dd3fa92820d78dc07 |
| Manifest | a22c3585fc7e75074bc4e5b442e6b12f2ad72cabc22db81852d6c81bee2e7041 |
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 | e3Mgj/SiKCdN6E5h2TqlE5plPiHf3MBdQDKnknItkuxgNWS6Fpv0Vg/X88uErpe5v5hJBnsvbQS41hUqoJiUDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:09.711253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090943observed 86bd32806f8cef3e95f7b72eb471782f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:09.694051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090943/manifest.jsonobserved a22c3585fc7e75074bc4e5b442e6b12f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:09.676637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090943/publication.mdobserved cff1047d743117dc3d41caaa1a27e5cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:09.658230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090943/publication.txtobserved 2cf837ff38cffc7da58166f9b53b41a4...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. |
|---|