OT-2026-000013390
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, pulsed 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-2026-000013390) never changes.
Identity and time
| Publication number | OT-2026-000013390 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-7c44-923a-01cd61cc85ad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013390 |
| Status | PUBLIC |
Content hashes
| Canonical text | 97a11cf560aa191205677565f617d09463b32aa3fc3ab010674fb1959e09517f |
|---|---|
| Markdown | 5727775a0193e01766940425fbed2a80e01814c3561f047faa3b9dc42e6046d9 |
| Publication page | ca96f3ad8400ad64ef49760fc1fb7a0dc797cf443473727fb761997326ab41f0 |
| Manifest | f1b1067b7488b64a5c11324c27aceaa1e8c43906971b36a773e1a843db538fad |
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 | copdFrxqBp4T7jC9SZ7qCfuIIJqEB5XpAPvQEV395vdduHrFdiNe2SvB6+eZj0rAdjTulzu/jtEVQxMJvYezDA== |
| 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
| 2026-09-17T12:09:51.664410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013390observed ca96f3ad8400ad64ef49760fc1fb7a0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:51.645615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013390/manifest.jsonobserved f1b1067b7488b64a5c11324c27aceaa1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:51.625986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013390/publication.mdobserved 5727775a0193e01766940425fbed2a80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:51.606493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013390/publication.txtobserved 97a11cf560aa191205677565f617d094...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. |
|---|