OT-2026-000076989
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000076989) never changes.
Identity and time
| Publication number | OT-2026-000076989 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-74e6-9935-409d5b36a582 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076989 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3bb327a9ac6bb739b7e58b68a2e416e512c7b6eeb0279d91d86865fa9c0ad13d |
|---|---|
| Markdown | 351167070dcf2277e730675bc18be6d462f4948d8e21dac3155bc3e0ca8e41b6 |
| Publication page | 4ea937baf302f4c36f2fe44658ef7958d923422d88d8c386b729ed596d0a07d5 |
| Manifest | 0102db7ed14a38763b41c2f500d8736e76e8c2fd34c2318889dc75d23dec03f2 |
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 | pwRnoOsEw/r7BWWgy5SVRfp7gpD17+LuyIPdFRvpIlRvUzDcLc+gHfnzqMZ18w3Kzwo/gdTofV1EcIK88+TWBA== |
| 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
| 2026-09-17T10:10:18.023617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076989observed 4ea937baf302f4c36f2fe44658ef7958...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:18.003318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076989/manifest.jsonobserved 0102db7ed14a38763b41c2f500d8736e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:17.986074Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076989/publication.mdobserved 351167070dcf2277e730675bc18be6d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:17.966700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076989/publication.txtobserved 3bb327a9ac6bb739b7e58b68a2e416e5...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. |
|---|