OT-2026-000050478
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000050478) never changes.
Identity and time
| Publication number | OT-2026-000050478 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c48-72ed-ae6d-8734baa89577 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050478 |
| Status | PUBLIC |
Content hashes
| Canonical text | d4f30da2a867100a4be6d3693cc56200e4a2591f125edb901782557e002dcb73 |
|---|---|
| Markdown | 61f5b5d549984482f99568adebb53695e67f10609ee0ba00a8a928f8c77c3e2f |
| Publication page | 493e3dffaf051d430399ae4cb9d347788cfcc8c494b4bc0f8c8525987c23fa3e |
| Manifest | 83d187f51addbd7f23848d8e1a3b5fd6d9d8b57b0b6d4d4b32baacb27abfd990 |
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 | rDzW2gNMWj6bDunrX5mxWVcW4dfOFDW4fJ5sc87NmCG+NKIrtgTLdL+Xth+eXi1kwM9femr3R5unY+bgJtGNBA== |
| 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
| 2026-09-17T11:01:31.966792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050478observed 493e3dffaf051d430399ae4cb9d34778...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:31.951250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050478/manifest.jsonobserved 83d187f51addbd7f23848d8e1a3b5fd6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:31.937035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050478/publication.mdobserved 61f5b5d549984482f99568adebb53695...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:31.921929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050478/publication.txtobserved d4f30da2a867100a4be6d3693cc56200...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. |
|---|