OT-2026-000004209
Publication integrity record
Bellows cup vacuum gripper, three zone face, two outlet manifold, three stage ejector
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-2026-000004209) never changes.
Identity and time
| Publication number | OT-2026-000004209 · never reused |
|---|---|
| Internal UUID | 01a0a911-7145-781d-bb23-e11011842e9a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:14:47.752182Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004209 |
| Status | PUBLIC |
Content hashes
| Canonical text | f32fa8c79959fcea4e86cafc619a7673aedd8d4c4a11a268d817c542f81e5d97 |
|---|---|
| Markdown | b96cb6b68a17ab8a780eac4ba9ace2bd478668c0be2b00dff2f56f70e139e73b |
| Publication page | 0b247c471767ab1a9ec67a77c1544b78d4c73effe5c9fa2225c41f6a66a64f73 |
| Manifest | f388048a1d921c6b0366b08530ac9a5ad83e4b5c8e43f7cd876129addc3c8b04 |
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 | qXz2Bgun1bDV6bQzOH/rq/FkJQD/trkvNTX0oxTv1aVmgxfi38VUQa8DhmO91c54bh7q5ugRAl9dNuca20UnAg== |
| 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
| 2026-09-16T07:20:23.870255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004209observed 0b247c471767ab1a9ec67a77c1544b78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:23.735045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004209/manifest.jsonobserved f388048a1d921c6b0366b08530ac9a5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:23.719521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004209/publication.mdobserved b96cb6b68a17ab8a780eac4ba9ace2bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:23.701727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004209/publication.txtobserved f32fa8c79959fcea4e86cafc619a7673...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. |
|---|