OT-2026-000091869
Publication integrity record
Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000091869) never changes.
Identity and time
| Publication number | OT-2026-000091869 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43ba-7ea9-97b6-e49dfc7f36c1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091869 |
| Status | PUBLIC |
Content hashes
| Canonical text | ab3d635f2c952a0b64e7be96ec8e9b7b91ef5aa87450bf35535797a60b7907b5 |
|---|---|
| Markdown | 018ee6fbdbe9690b2e4dc898383d5b9af537b3a8b747e12d62bf1b655091384d |
| Publication page | 29e0e967a9d5aa51fe9e66540c3a3cc92c5a52b94b7eb8f8086b0dddc1ece4c0 |
| Manifest | 0a1d4c1d5a7fd9ff68e18ee6dd2745e54c8de49a2396405814e65c943be1061b |
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 | n1jpjkQx26IKkyY00YgVCn3Yblv7x5UDRdhcm0Z6R7VeWyiRRllvwo7RbtxRH/yI4ORMxLCrr3agSvzZW251Dw== |
| 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
| 2026-09-17T09:42:47.679776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091869observed 29e0e967a9d5aa51fe9e66540c3a3cc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:47.661702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091869/manifest.jsonobserved 0a1d4c1d5a7fd9ff68e18ee6dd2745e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:47.644431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091869/publication.mdobserved 018ee6fbdbe9690b2e4dc898383d5b9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:47.626105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091869/publication.txtobserved ab3d635f2c952a0b64e7be96ec8e9b7b...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. |
|---|