OT-2026-000031524
Publication integrity record
Single bellows cup vacuum gripper, three 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-2026-000031524) never changes.
Identity and time
| Publication number | OT-2026-000031524 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7c86-9737-ad61903212e7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031524 |
| Status | PUBLIC |
Content hashes
| Canonical text | f8c606ebabf56fd0ce8502da950efb0c63d1b5791982a9c7400164162d805bdc |
|---|---|
| Markdown | 0645b7b2cb78e69077c6349a3aa1395f9ebd3e4fda03a7d0e426c73674605a02 |
| Publication page | 10715cfaa2760705dff0a575ec7eef15697fe31726480be9e300ee4fce2bacb6 |
| Manifest | e79fab9f584aad18b581765cbad2ed231b3de9af8a4370b803cf786fbf764ba2 |
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 | 5MwZr7rt4GgNk85gJ03hi/WADcOFWqcEJq8H1mcFYLU0m3aCh7jwFmk8DKzpW15YSiT9PweshIWtXaeLu3eEBA== |
| 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
| 2026-09-17T11:36:21.683878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031524observed 10715cfaa2760705dff0a575ec7eef15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:21.664997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031524/manifest.jsonobserved e79fab9f584aad18b581765cbad2ed23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:21.647438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031524/publication.mdobserved 0645b7b2cb78e69077c6349a3aa1395f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:21.625893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031524/publication.txtobserved f8c606ebabf56fd0ce8502da950efb0c...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. |
|---|