OT-2026-000041905
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off after 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-2026-000041905) never changes.
Identity and time
| Publication number | OT-2026-000041905 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a6-7ebe-941b-324248020b40 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041905 |
| Status | PUBLIC |
Content hashes
| Canonical text | ece50d3b3dc2301f8157dba3b762a1613da9ca758f5eb02db812fbba1ccb8bef |
|---|---|
| Markdown | da8c012a008de49f6cb2e99b6c5b07492ddefb5a68f26b5f37e210cf88e1a97f |
| Publication page | 8334101323e0522b464936c4df91b6dadfe9b9e1045e5bab1ee4291c1ce00219 |
| Manifest | b65168503b92a30b1d7c41d87557f53d99e2e0ad302d16ed8371058e0b08e2e5 |
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 | JRkf7Tdryl/hOhiZUcaJpuSMOg42qaxfBbFfGz3qI7HYa9XobIiJTbhT4icuRx1x97UeRf2v/jgpgkHQhFJ3Cw== |
| 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
| 2026-09-17T08:44:35.735539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041905observed 8334101323e0522b464936c4df91b6da...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:44:35.552638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041905/manifest.jsonobserved b65168503b92a30b1d7c41d87557f53d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:35.264495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041905/publication.mdobserved da8c012a008de49f6cb2e99b6c5b0749...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:35.027643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041905/publication.txtobserved ece50d3b3dc2301f8157dba3b762a161...fetched by grabo-systems from 34.44.131.203, 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. |
|---|