OT-2026-000028836
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000028836) never changes.
Identity and time
| Publication number | OT-2026-000028836 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9c-7cad-a6b6-a46b7bcc8ccc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028836 |
| Status | PUBLIC |
Content hashes
| Canonical text | 68e15a9f03c11bffe796e38507137732ecbeba4fb71d7d0b700ce7ae744ff6f8 |
|---|---|
| Markdown | 396b86529eba6d23b7dbf799b8f73ae1649dd7b058e32a5f700557fcc8cef906 |
| Publication page | f4a83ef41ed5bdbc8dab50cd4a600f668cc3f5f4c6fd036cf0f97282b072fbcc |
| Manifest | 699f647b3dfedf26503b6176f9c26839816c40b65ff5cff85fe5d70e57892733 |
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 | zQO2/J52pAMQ+nc8FABlkA9k/htxKWE+dj//YWL2M87UBY+/4oH6AUfBbDxwC7/3NXU7o7t5X8k4WtMhweHJCA== |
| 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
| 2026-09-17T08:20:06.499674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028836observed f4a83ef41ed5bdbc8dab50cd4a600f66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:06.480826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028836/manifest.jsonobserved 699f647b3dfedf26503b6176f9c26839...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:06.456893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028836/publication.mdobserved 396b86529eba6d23b7dbf799b8f73ae1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:06.291076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028836/publication.txtobserved 68e15a9f03c11bffe796e38507137732...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. |
|---|