OT-2026-000020502
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000020502) never changes.
Identity and time
| Publication number | OT-2026-000020502 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-70b7-aba1-3f91d088587b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020502 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac8b94b4cad5c6c530bd00a9284c84b5272920631973f96a6d85b65a27d36326 |
|---|---|
| Markdown | 267f5296a9bf2d8fa4adcf4e5b1843599f6c724336a28b9938da6a2931185eae |
| Publication page | 440075488e3fd0bee926a939891eb1ab3bb1faff3988c41b19252fdeab68ce76 |
| Manifest | 11e8457a4f17c4534adec8b130ac3b7f04a3744bca8e3368e27306394c4b2e30 |
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 | F9HprVgsxW3KeQhM7/Vans3vG9wPp060h0Oj7IkLaEYsMRbYAveUniqA/1YJIedn9UgrFtP97oepj+Xv176ZAA== |
| 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
| 2026-09-17T12:00:27.626005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020502observed 440075488e3fd0bee926a939891eb1ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:27.600532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020502/manifest.jsonobserved 11e8457a4f17c4534adec8b130ac3b7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:27.575123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020502/publication.mdobserved 267f5296a9bf2d8fa4adcf4e5b184359...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:27.552506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020502/publication.txtobserved ac8b94b4cad5c6c530bd00a9284c84b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.769439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020502observed 440075488e3fd0bee926a939891eb1ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.751781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020502/manifest.jsonobserved 11e8457a4f17c4534adec8b130ac3b7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.732808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020502/publication.mdobserved 267f5296a9bf2d8fa4adcf4e5b184359...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.714648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020502/publication.txtobserved ac8b94b4cad5c6c530bd00a9284c84b5...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. |
|---|