OT-2026-000090189
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000090189) never changes.
Identity and time
| Publication number | OT-2026-000090189 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7137-a2a1-3577d513dd39 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090189 |
| Status | PUBLIC |
Content hashes
| Canonical text | 087d5599e85645c83001d4b92cf347502888b0ba2763ca3901286fb0fa1f4727 |
|---|---|
| Markdown | af6249d5c50394780a3798a1e6a0002201de8490a01c63f5aaeff458fa83b425 |
| Publication page | da7a40ea9f783f357137844f79a807e05b96be3c90714d6900ad03992b4d8a47 |
| Manifest | 64d37e346383a36e5b42b79493e0ae965d58843833633d51e72ff3d7e586e387 |
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 | Cmj0c7cSuF3cZmKza0526i0vz7mWb3PBoILoU06DFznuGPvkzORmouHH+6Jo5eaix+eWOjcHfyY5UaDZlwkrDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:46:15.476280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090189observed da7a40ea9f783f357137844f79a807e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:15.459525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090189/manifest.jsonobserved 64d37e346383a36e5b42b79493e0ae96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:15.439424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090189/publication.mdobserved af6249d5c50394780a3798a1e6a00022...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:15.421723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090189/publication.txtobserved 087d5599e85645c83001d4b92cf34750...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. |
|---|