OT-2026-000028758
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000028758) never changes.
Identity and time
| Publication number | OT-2026-000028758 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2252-77f8-aeba-19c671cff84b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:36.158293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028758 |
| Status | PUBLIC |
Content hashes
| Canonical text | 970057011dd1d5265d23c4bcf34f70bbedbc49c5de88f74704a7da68ff6497ec |
|---|---|
| Markdown | 33550271b4593db21b27cc2dd3f1c11fa02bece273be0c9a0ea769456f00c4d9 |
| Publication page | bd1eb645cc3469f758a7cdb21c4c1b81704b0fd9d999e34a647801737531be73 |
| Manifest | 1a36ad646baa9d500151ebd40db5ea34371bf14ce8a2422eb294e117f6a9d60c |
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 | NONgqtVBY7f9GjZCx1NELdnVxhaFELLHjyp+laYFUUHZ33kW66pJgnqunvjQHbqf8yPUu0hkFVuaO2HWeZLZBA== |
| 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
| 2026-09-17T20:41:38.754304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028758observed bd1eb645cc3469f758a7cdb21c4c1b81...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T20:41:38.433839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028758/manifest.jsonobserved 1a36ad646baa9d500151ebd40db5ea34...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:41:38.237461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028758/publication.mdobserved 33550271b4593db21b27cc2dd3f1c11f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:41:38.028300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028758/publication.txtobserved 970057011dd1d5265d23c4bcf34f70bb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:58.655016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028758observed bd1eb645cc3469f758a7cdb21c4c1b81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:58.638601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028758/manifest.jsonobserved 1a36ad646baa9d500151ebd40db5ea34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:58.621653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028758/publication.mdobserved 33550271b4593db21b27cc2dd3f1c11f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:58.603778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028758/publication.txtobserved 970057011dd1d5265d23c4bcf34f70bb...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. |
|---|