OT-2026-000031860
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000031860) never changes.
Identity and time
| Publication number | OT-2026-000031860 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-7473-8d23-35eccd92a063 · 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-2026-000031860 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9f067478f64ebd86b5f5014314db1dff0e3a990dbeb4ab7d0f3784ec8cd52bf |
|---|---|
| Markdown | def69f23e5f9fc45c4ea9a9bc08c41194af1763f5dbd8f825681325ff15778d9 |
| Publication page | 8789ce94d0482385e79a529a2d8b773303e0e655a41dcae6642437fc50a5f6af |
| Manifest | 36d3fb9bcb8cf687e71685cc4cbc49b8063ea82ea61f2346e4f20c2e069fab79 |
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 | zuAqo7/+qmPBz7yinBWhL1+ThJ15Jcd0qFlco9BboLKgDHxuYVA6OBv57121DsUc8V5gYYapifUlnR+QtKE4CA== |
| 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
| 2026-09-17T11:35:06.995824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031860observed 8789ce94d0482385e79a529a2d8b7733...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:06.977471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031860/manifest.jsonobserved 36d3fb9bcb8cf687e71685cc4cbc49b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:06.959349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031860/publication.mdobserved def69f23e5f9fc45c4ea9a9bc08c4119...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:06.942502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031860/publication.txtobserved f9f067478f64ebd86b5f5014314db1df...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. |
|---|