OT-2026-000004305
Publication integrity record
Porous face vacuum gripper, two zone face, two outlet manifold, ejector fed, pressure verified
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-2026-000004305) never changes.
Identity and time
| Publication number | OT-2026-000004305 · never reused |
|---|---|
| Internal UUID | 01a0a913-7b78-7974-bf71-fd1299ae56e3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:17:01.435685Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004305 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8918b07896d03379a0bffbf111892e7631f51afbbe4e636eaea84404999e215e |
|---|---|
| Markdown | d0dbe84ed30ddc673b0ee9f6fdb36b330b252aeae63b36df058666b1351aa570 |
| Publication page | 70b8ad583dea31b6450c8ce7a794d297ba9a9e3afa6d173e00583bc207a5a423 |
| Manifest | c8230132798c92029e06e9c28564f9ff9ddd3fd08beb8255cb0dcd443f7e7292 |
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 | /oG+/tD0QINJdEmzPdTw3XZxvnvbhK9A67CkXscakreyo3ViUWJFQtvk4q/cvnKt8KFf0cE0WwP0ZYCOdHFeBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:12.918931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004305observed 70b8ad583dea31b6450c8ce7a794d297...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:12.906395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004305/manifest.jsonobserved c8230132798c92029e06e9c28564f9ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:12.893896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004305/publication.mdobserved d0dbe84ed30ddc673b0ee9f6fdb36b33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:12.878711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004305/publication.txtobserved 8918b07896d03379a0bffbf111892e76...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. |
|---|