OT-2026-000004351
Publication integrity record
Porous face vacuum gripper, per zone isolation, three 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-2026-000004351) never changes.
Identity and time
| Publication number | OT-2026-000004351 · never reused |
|---|---|
| Internal UUID | 01a0a914-da16-7f78-849b-01eadf22078e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:18:31.192822Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004351 |
| Status | PUBLIC |
Content hashes
| Canonical text | 114290cb46642b3f3a37fb3960e803c91f77672bd584a3731bb84e2be9e43c94 |
|---|---|
| Markdown | f50a5f4cd7ec0a8abf315a961d235e2586b4a5ec37ef257531d4e4805e05ee25 |
| Publication page | 044a481cd79c17ffc43f5b87e2deeca05d87244b6558c21d4879a80fa5743745 |
| Manifest | 83e1dc1d9f8bf9442573b98e5abae287d123e56d2856ed1955818039d07089a7 |
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 | +gAJUr0oHuY073CG4AiBflGJVwobodFtoylx/+suiLnnmLsYYVgorVkny2n6gaQF6YusHrGMrzzRPCjM5ouaDA== |
| 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
| 2026-09-16T07:20:07.695732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004351observed 044a481cd79c17ffc43f5b87e2deeca0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:07.681866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004351/manifest.jsonobserved 83e1dc1d9f8bf9442573b98e5abae287...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:07.667200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004351/publication.mdobserved f50a5f4cd7ec0a8abf315a961d235e25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:07.653071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004351/publication.txtobserved 114290cb46642b3f3a37fb3960e803c9...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. |
|---|