OT-2026-000031764
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line 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-2026-000031764) never changes.
Identity and time
| Publication number | OT-2026-000031764 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-7adc-b61e-3243ef1f3389 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031764 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5a1a5160b505ac8cfdddc0234df2a6e63f53205a456bf1cfc76e604b727706e7 |
|---|---|
| Markdown | 1abd18cb319284452d2d42f501dc846b9d07f5d4b4a267af14a1b41490ace2eb |
| Publication page | 1b4248f04b1cebc41a34010e6de2e474ffb02c63490961d9efebbdc4619797a7 |
| Manifest | 91f5f22b3d09bedbb8bab3c7a616e53353fdfffb898f566c853408d844af72a9 |
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 | tWaKVAhruyPuoL+eGm9IXL7iKOHcIVdUVkICBKNkj2+IeH+LSaa8xqEskS1j83T4HJ4oKJF9d7RyfGEty5z7CA== |
| 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
| 2026-09-17T11:34:53.282739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031764observed 1b4248f04b1cebc41a34010e6de2e474...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:53.264052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031764/manifest.jsonobserved 91f5f22b3d09bedbb8bab3c7a616e533...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:53.247781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031764/publication.mdobserved 1abd18cb319284452d2d42f501dc846b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:53.229580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031764/publication.txtobserved 5a1a5160b505ac8cfdddc0234df2a6e6...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. |
|---|