OT-2026-000028674
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
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-2026-000028674) never changes.
Identity and time
| Publication number | OT-2026-000028674 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-75ef-9a68-8055ad24c181 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028674 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca186a12f0bf0a7eb94c36a4fda8becc17d51faea5e499840fc1b26fff60c29c |
|---|---|
| Markdown | bbff480d71b4237372ee3748743356fc7bf25ae585323483cbc02e997d1e7087 |
| Publication page | 222af64bb4694ed16a4695267712f6f10f5aa596fe385d325b68fbfd1f9ef754 |
| Manifest | c1266424d1a32b0f40a7dad29f252f87395bb47db9322de705ff18c3c3551aab |
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 | N3d1Mz+HQVnweajwpSGpGJW7NVglBcQ2KTvaZah1miXTfqcVIhPuLe1vdEPoqTtYYOaNvx22u/o4NCbAmeJgDw== |
| 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
| 2026-09-17T11:41:33.669885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028674observed 222af64bb4694ed16a4695267712f6f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:33.650034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028674/manifest.jsonobserved c1266424d1a32b0f40a7dad29f252f87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:33.630827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028674/publication.mdobserved bbff480d71b4237372ee3748743356fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:33.610403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028674/publication.txtobserved ca186a12f0bf0a7eb94c36a4fda8becc...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. |
|---|