OT-2026-000011640
Publication integrity record
Single cup vacuum gripper, two 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-2026-000011640) never changes.
Identity and time
| Publication number | OT-2026-000011640 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1940-7d65-847b-6363cba382cd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011640 |
| Status | PUBLIC |
Content hashes
| Canonical text | d469aa195679374d989e2015b80f5a299724d8cacc26589745adfbba1ddcc858 |
|---|---|
| Markdown | 8925d0ac8119e984e3843b4d45fda676cf8cc04da2c523298cd2ce4e7c835f3b |
| Publication page | 937208b37ff1fe6733ff4211566095e3533008da0a4a6bcf4fbaba30b3fb3a67 |
| Manifest | 58d75f89a52546ac19f95d200ae3a860bb64e439fbac384cc2d56e0f07bcf391 |
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 | QxEmJ5PIQay2FmBEa0bHyj8eiJa/y/Typl7aBp52kFgYy9i38xVwwKKH5t4s5Az4b5N5AgdEwjyUjg/KJ7RkCQ== |
| 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
| 2026-09-17T12:12:13.458899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011640observed 937208b37ff1fe6733ff4211566095e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:13.440396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011640/manifest.jsonobserved 58d75f89a52546ac19f95d200ae3a860...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:13.420759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011640/publication.mdobserved 8925d0ac8119e984e3843b4d45fda676...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:13.399419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011640/publication.txtobserved d469aa195679374d989e2015b80f5a29...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. |
|---|