OT-2026-000091291
Publication integrity record
Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000091291) never changes.
Identity and time
| Publication number | OT-2026-000091291 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16c-7e27-8450-13b2a2e8b012 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091291 |
| Status | PUBLIC |
Content hashes
| Canonical text | adfa3ea57974eff5634f6c05cc7c3d669aba7821d6f68e0a3b0cf59f1e37b9be |
|---|---|
| Markdown | 5d8f33a59e3c6092c550730b8365696ccf9a617eb611150ebae7c5d9ad7dd176 |
| Publication page | 14a4a0e0fe3a0b3c6fe344e66c98744145cac46d8d737b1e5cb6e74f4f06ee4b |
| Manifest | 4744b7dbf0686c65cc58d118b0c7b01b00448b28f85f056dcff43c49dd12bf43 |
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 | p5NfEkcRrsxysyOFkiZocZ58Khng5qh2pmr+z5z8IXAtuz62/sjOwOT9/hl4rqB0cNH60kcENAY7Aoynv1wXBA== |
| 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
| 2026-09-17T09:43:28.927526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091291observed 14a4a0e0fe3a0b3c6fe344e66c987441...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:28.910591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091291/manifest.jsonobserved 4744b7dbf0686c65cc58d118b0c7b01b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:28.891608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091291/publication.mdobserved 5d8f33a59e3c6092c550730b8365696c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:28.872639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091291/publication.txtobserved adfa3ea57974eff5634f6c05cc7c3d66...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. |
|---|