OT-2026-000027886
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, 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-2026-000027886) never changes.
Identity and time
| Publication number | OT-2026-000027886 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-74c1-8b02-4897c782fd9c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027886 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f30ab585f08b44136aa5235bc124dcb0085c627f05ee985bee5b0759720033a |
|---|---|
| Markdown | 5c9ffa93b1ed21db5a251eeb7bcd3fa1968f68f84e32e73a2023b8632e03cceb |
| Publication page | 839e78506c8f111a2a55c8239ae4bf3f83d8cb8c9d8c204fa3de52ae67732b4a |
| Manifest | 39275022c1534e6fe581f103f7c23ed4675752170e19f9d244866549c7f99f2c |
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 | bEdMyi/ff3LWE0gN2zmtiaB9d061IPbqHmwSY5CuzaXZytUAXy3ueIPWE5rfQLjMfNg9bugH3oBnjSvJe2DGAQ== |
| 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
| 2026-09-17T11:42:03.161971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027886observed 839e78506c8f111a2a55c8239ae4bf3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:03.139469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027886/manifest.jsonobserved 39275022c1534e6fe581f103f7c23ed4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:03.120437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027886/publication.mdobserved 5c9ffa93b1ed21db5a251eeb7bcd3fa1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:03.100925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027886/publication.txtobserved 1f30ab585f08b44136aa5235bc124dcb...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. |
|---|