OT-2026-000091976
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091976) never changes.
Identity and time
| Publication number | OT-2026-000091976 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43bb-70a6-9fb0-80300885ca14 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091976 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3ff95ff0b3df3bad6a8ed8d9a08c99fd5581f22b843207a76f47bf4af79fd9f0 |
|---|---|
| Markdown | c164980f47fb7802d1bb13421d726c5b0279ecf8766997f2887df452cef6cb3f |
| Publication page | 2380f5761d33fadebe20290860c70b62e8da0c7b40f554eea9c7ef23e6b72405 |
| Manifest | 742716fce1abddb8fd85528c0ea7d5df86396369a569cdf07763ad28534e8f32 |
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 | tJht4dEsNmsLvZ6Ll8Ejl3pa/+U159j8cTfC2XAf2Ty8MXTK3VCcUtbnX/YGT2N/h/m0GH01jy6lOMIUj4fzCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:42:56.677833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091976observed 2380f5761d33fadebe20290860c70b62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:56.636430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091976/manifest.jsonobserved 742716fce1abddb8fd85528c0ea7d5df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:56.600692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091976/publication.mdobserved c164980f47fb7802d1bb13421d726c5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:56.567522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091976/publication.txtobserved 3ff95ff0b3df3bad6a8ed8d9a08c99fd...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. |
|---|