OT-2026-000021796
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000021796) never changes.
Identity and time
| Publication number | OT-2026-000021796 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7f8c-b799-bd045afc3d6a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021796 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2300e7b22f4511dfc581c8be3e82ab4ad6e75dce14a4de2559b14f1c6de35627 |
|---|---|
| Markdown | 88036bd418fd1d9c0c3c79c6bfcc7e97b1096b129cf05f710a0d91efc61debe8 |
| Publication page | a0f11f51d3f96c0509a43f1efbd4c24d1c2f9fdceacbf573cc1758899f59b89e |
| Manifest | 32a7a6e9aeaa572bc4b796a465c9ae21e026e8036153a60dd8d364833170a1fc |
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 | xI9jubSjOiNy2QUPcoJiuAtVcmoPuYjZXEmlCBf9U9Y1EeLJGIdioj2VbwtetW83/fJPY2irHCkOs5hEcmGCDw== |
| 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
| 2026-09-17T11:54:20.913120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021796observed a0f11f51d3f96c0509a43f1efbd4c24d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:20.893178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021796/manifest.jsonobserved 32a7a6e9aeaa572bc4b796a465c9ae21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:20.876020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021796/publication.mdobserved 88036bd418fd1d9c0c3c79c6bfcc7e97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:20.858394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021796/publication.txtobserved 2300e7b22f4511dfc581c8be3e82ab4a...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. |
|---|