OT-2026-000031642
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000031642) never changes.
Identity and time
| Publication number | OT-2026-000031642 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-7109-8630-3f1074cda792 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031642 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0996e3d0907775e807d620be5bec36f9a35380981e26f167ce2fc4cb1f747283 |
|---|---|
| Markdown | cce0e41ba3ac5f651b3290579b162322741846a01fc3f137982718d31f5035e2 |
| Publication page | 8b6bdf986f27998b81ca697e191c128c8e662a8b5d177995a493f5ca5db99970 |
| Manifest | 73ee5a67ba15b9e308e183d54939cfd4b9e8b3155e043212c48163a2425e90b9 |
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 | uvNtg38hjFAsTfBuugxFH5S+9xxqa5cNlORSyJA3yydDkkcgfHeyHKBuLzhuCQUCcF6dT0qULDCsFJaVgVwkDg== |
| 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
| 2026-09-17T11:34:41.799126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031642observed 8b6bdf986f27998b81ca697e191c128c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:41.779963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031642/manifest.jsonobserved 73ee5a67ba15b9e308e183d54939cfd4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:41.762644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031642/publication.mdobserved cce0e41ba3ac5f651b3290579b162322...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:41.746153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031642/publication.txtobserved 0996e3d0907775e807d620be5bec36f9...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. |
|---|