OT-2026-000081147
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000081147) never changes.
Identity and time
| Publication number | OT-2026-000081147 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b977-7b47-bef2-372d1af89df5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081147 |
| Status | PUBLIC |
Content hashes
| Canonical text | 75f63f1740c7937bc0c69b686522c618d770fa84a6cb7c5b2ade579bd06c2007 |
|---|---|
| Markdown | 3c6019f842f34891df2099b2b10db5d9bf8ce1a97c4043c069f00a464be2142b |
| Publication page | fd60b83505a01ece2ed71d083e08c7a9ff052fbaf64221ee196ad2e9396d4c86 |
| Manifest | 3d3885bc4aabbb6727c431a314711e42e2b3289d35e9eb846533d4aea0ec7b7f |
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 | Mm8kiIqggcfIeqKNTP3eHhB8EDrhnps5j3YLFWPWSU110vhTYJYIdZ9GRc/HzWRSJQB9RSAQgfQ9CexVcUniBw== |
| 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
| 2026-09-17T10:02:32.226075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081147observed fd60b83505a01ece2ed71d083e08c7a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:32.205546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081147/manifest.jsonobserved 3d3885bc4aabbb6727c431a314711e42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:32.186569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081147/publication.mdobserved 3c6019f842f34891df2099b2b10db5d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:32.169007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081147/publication.txtobserved 75f63f1740c7937bc0c69b686522c618...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. |
|---|