OT-2026-000056487
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000056487) never changes.
Identity and time
| Publication number | OT-2026-000056487 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af4-7fa3-9621-41cdbc8c803c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056487 |
| Status | PUBLIC |
Content hashes
| Canonical text | 93b7030e2574e863d0eb9d7e9cfe9ebcb4f495e82f5df0600365802ebac03359 |
|---|---|
| Markdown | 91455b725832ccefae33ede7b4fb3d16adfb27b83c71c2bb52248e84c3a508da |
| Publication page | d3ddce7ba05c8c715ad2d05a96c5e7e7a3cdb7ab13693a09b8c47d0eb9a2a44c |
| Manifest | f7617c7a7f831cb4e1fd9c8adc15ca7776cc525444bd70cbe1e75513f94c94b1 |
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 | 5uWfwCC+FemJjiZRaWOdr6JF9eqKgHzoiTXKDt9Ee2M2o4TyQSVj59ZrT5ZGJeP08VC7HN8uYkgUVX6M9UWCCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:49:47.930894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056487observed d3ddce7ba05c8c715ad2d05a96c5e7e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:47.914666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056487/manifest.jsonobserved f7617c7a7f831cb4e1fd9c8adc15ca77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:47.897281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056487/publication.mdobserved 91455b725832ccefae33ede7b4fb3d16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:47.878676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056487/publication.txtobserved 93b7030e2574e863d0eb9d7e9cfe9ebc...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. |
|---|