OT-2026-000050721
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000050721) never changes.
Identity and time
| Publication number | OT-2026-000050721 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b1-755b-92c5-6d9e7005a90e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050721 |
| Status | PUBLIC |
Content hashes
| Canonical text | b366f98fc8c3ebf51d3a34d21cf19fc827ee5f77296717847f225631a46eff79 |
|---|---|
| Markdown | 280a66a0abd23d805ba7796998a314517784fa7665dcf6371ed410001080aa1c |
| Publication page | b9ad05fbf1ea859dc69a79bb316a6b7180a9d84402d43da969e8e952a113ff97 |
| Manifest | 2cc574205a4f0ce17f28d851358e10073e3a38e35d40affab8ae440dd4358e90 |
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 | WosVYmPUJGzDXgVUJhy1qnpypdjEcn8NCPRMicrM7oWj2vi+6xi16KHauKtPlKBsHBoaRTJVkqQDNPt59NbIBA== |
| 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
| 2026-09-17T11:00:04.849087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050721observed b9ad05fbf1ea859dc69a79bb316a6b71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:04.827659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050721observed b9ad05fbf1ea859dc69a79bb316a6b71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.823900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050721/manifest.jsonobserved 2cc574205a4f0ce17f28d851358e1007...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.803459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050721/publication.mdobserved 280a66a0abd23d805ba7796998a31451...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.802020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050721/manifest.jsonobserved 2cc574205a4f0ce17f28d851358e1007...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.781766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050721/publication.txtobserved b366f98fc8c3ebf51d3a34d21cf19fc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.778418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050721/publication.mdobserved 280a66a0abd23d805ba7796998a31451...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.757359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050721/publication.txtobserved b366f98fc8c3ebf51d3a34d21cf19fc8...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. |
|---|