OT-2026-000031450
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, pump fed, pulsed blow-off after 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-2026-000031450) never changes.
Identity and time
| Publication number | OT-2026-000031450 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ad-758b-9da6-c76bcb8ff2cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031450 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f0680e082c783c7020781e210744be95cc17e868b6d3ce2358cabd61c4a8c9d |
|---|---|
| Markdown | f18ca040667394a1a0811b4fba55001a68f667193e9cdf2106e69d75a52b2f5a |
| Publication page | 218fa173e285369d1e1e5762ca2198f2a0fd34c254093b5c9f700e17e3dbeefd |
| Manifest | b385b9b0610e82c8293175691fb99d7b85383e461f08743f26e6bfdf3a44cddc |
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 | d5o8VoR1+YbRRZq56MhFqS20O82VBS/jj4+gawYIf9pHxcGBwtHRSXhBnO/TmbUB5dYyccMwOIvvzO1vPMyADA== |
| 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
| 2026-09-17T11:36:10.543227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031450observed 218fa173e285369d1e1e5762ca2198f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:10.526156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031450/manifest.jsonobserved b385b9b0610e82c8293175691fb99d7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:10.509462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031450/publication.mdobserved f18ca040667394a1a0811b4fba55001a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:10.493155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031450/publication.txtobserved 3f0680e082c783c7020781e210744be9...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. |
|---|