OT-2026-000090029
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000090029) never changes.
Identity and time
| Publication number | OT-2026-000090029 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428e-75be-b172-00668847bc9e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090029 |
| Status | PUBLIC |
Content hashes
| Canonical text | 68b2dea424fff3562f95e74c55e20e6f56bebafa3fab1b8cb96e197d377cef35 |
|---|---|
| Markdown | 269e37faae827f209ffa36e6214c43dfbd0456cfced85f653b991adb22ed64f1 |
| Publication page | acec60af2489295622a78c32cb02cc2064b86d5c717a6a401944ce389df0c8e5 |
| Manifest | 6ebad1133bb246bc0bf2d47a413c68073c95b1939a3ba0ab65149ec36fcce608 |
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 | WcoHclSX+azx1hWmd7BOBSQnZxy8c8SI1QT2zYQak+m6b40XYus3jqkj7YZ3CVMIbWUHjI54n6q/I/uH5xxlCA== |
| 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
| 2026-09-17T09:45:25.825737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090029observed acec60af2489295622a78c32cb02cc20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:25.806581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090029/manifest.jsonobserved 6ebad1133bb246bc0bf2d47a413c6807...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:25.762675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090029/publication.mdobserved 269e37faae827f209ffa36e6214c43df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:25.722610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090029/publication.txtobserved 68b2dea424fff3562f95e74c55e20e6f...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. |
|---|