OT-2026-000028414
Publication integrity record
Three pad foam vacuum gripper, three 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-2026-000028414) never changes.
Identity and time
| Publication number | OT-2026-000028414 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7a7a-8c7b-46d504ef9549 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028414 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6e0eff26c347e5a376b983c2ed1931a9c06dd6d9776485a6532d0e66bbc63c73 |
|---|---|
| Markdown | 8923d3d8eb56cb5e4f31bda32a12a2ae5fe10b30b0097bfed0591fdaa85f8a1c |
| Publication page | 95bd055dd8e71773634957fe958a92f4f86b3be9a2e8b8320aa82b1338aefb63 |
| Manifest | 4c95e0d153b0ce43d7df732c194aa11bc4f88a871483332d204c43d41b19ec3d |
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 | 8Ra0ay8tGlqnzTwI5oIbcm//z4wgJcPTwv8LE4cMY1Y+08j6U8IixqCypy+2FgUoHPD/QedvV7L2jZ0etZlbCg== |
| 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
| 2026-09-17T11:40:32.656505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028414observed 95bd055dd8e71773634957fe958a92f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:32.638459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028414/manifest.jsonobserved 4c95e0d153b0ce43d7df732c194aa11b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.619764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028414/publication.mdobserved 8923d3d8eb56cb5e4f31bda32a12a2ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.605276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028414/publication.txtobserved 6e0eff26c347e5a376b983c2ed1931a9...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. |
|---|