OT-2026-000028306
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000028306) never changes.
Identity and time
| Publication number | OT-2026-000028306 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-73b9-8127-349dc6d02fe7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028306 |
| Status | PUBLIC |
Content hashes
| Canonical text | a26c28308e5a2486dd62540d8acbf2cdf9b0de34994ba206e27001a9d7320c62 |
|---|---|
| Markdown | 6bd88678879a4b1e9e1213db71630e453829cd9cc8f4f2298507aa91caa49533 |
| Publication page | 853d2e11b9109100faebcdca269fee4dc64af69a800ae008ff62536115d6215b |
| Manifest | 33c69c5d5a81128663dc534ac7ef91b027cc65a2d3123011a4a41f83831850a1 |
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 | 0GgStoLbFw6iCTtWsVvIGZZYRiKHYLtEfvxZ9+KqpywzEyQnRpHlnODiaonqTXBd2FD5V0U5IRe4G4em+fOTDA== |
| 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
| 2026-09-17T11:40:18.041202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028306observed 853d2e11b9109100faebcdca269fee4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:18.003236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028306/manifest.jsonobserved 33c69c5d5a81128663dc534ac7ef91b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:17.984725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028306/publication.mdobserved 6bd88678879a4b1e9e1213db71630e45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:17.961924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028306/publication.txtobserved a26c28308e5a2486dd62540d8acbf2cd...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. |
|---|