OT-2026-000026643
Publication integrity record
Foam pad vacuum gripper, two zone face, single stage ejector, pulsed 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-2026-000026643) never changes.
Identity and time
| Publication number | OT-2026-000026643 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4aa-701b-8e73-27f425652062 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026643 |
| Status | PUBLIC |
Content hashes
| Canonical text | f49842cb9b98d22bfe18579188a665533566c8e9489a03c42221dcacb729111f |
|---|---|
| Markdown | 951500a5ac07353a0471f3eae1f8d7acba63f72c277169ede4bdd9a08e87e805 |
| Publication page | 3d56929ca4b2c6976134641a6c39895ff7d9064642f704c615d57a8b0990afd3 |
| Manifest | ffbdf87723fc6a70ff84e55fda9690a80b8ab2ba6094671805cc60fa17f2ed53 |
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 | 5Jll2/iFLuXHtA0kp79H6/hwbW/MA2/cI0tRdraORChrZuYblTX8wG5K61nMgNSbN+DhIVgHd8O+cNU5S+/RAw== |
| 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
| 2026-09-17T11:45:43.346991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026643observed 3d56929ca4b2c6976134641a6c39895f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:45:43.332210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026643/manifest.jsonobserved ffbdf87723fc6a70ff84e55fda9690a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:43.314908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026643/publication.mdobserved 951500a5ac07353a0471f3eae1f8d7ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:43.298414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026643/publication.txtobserved f49842cb9b98d22bfe18579188a66553...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. |
|---|