OT-2026-000030173
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000030173) never changes.
Identity and time
| Publication number | OT-2026-000030173 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e500-7194-8e61-8e6aee7b314f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030173 |
| Status | PUBLIC |
Content hashes
| Canonical text | f634e9caafdf953e52174076c6d3eb2f262c6188e0078cd7c28310898129e04b |
|---|---|
| Markdown | 440d2113d5b08e4e4b57b7b2246e9b63906cf9f990c30242b329bc0b13ee9981 |
| Publication page | db620e66d3584f9d22d1527680a17dffa3ab9ad7c2e4c020ca169e3a2010b91c |
| Manifest | db5c51e12fbb5037b24ae4cd96a6aa8871ce57c009e87d6b61a1ab816a7a6f8b |
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 | Gz8F1Vy25VPOJXVjsNUd42u1fc8k08qu4ggXpv+npLsfCIDwVMEoRehQ7adp+kRv24hi/IrTiOaiFfWCbh5OAQ== |
| 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
| 2026-09-17T11:40:32.065487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030173observed db620e66d3584f9d22d1527680a17dff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:32.047342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030173/manifest.jsonobserved db5c51e12fbb5037b24ae4cd96a6aa88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.030320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030173/publication.mdobserved 440d2113d5b08e4e4b57b7b2246e9b63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.012311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030173/publication.txtobserved f634e9caafdf953e52174076c6d3eb2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:48.445100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030173observed db620e66d3584f9d22d1527680a17dff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:48.427638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030173/manifest.jsonobserved db5c51e12fbb5037b24ae4cd96a6aa88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:48.409658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030173/publication.mdobserved 440d2113d5b08e4e4b57b7b2246e9b63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:48.388841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030173/publication.txtobserved f634e9caafdf953e52174076c6d3eb2f...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. |
|---|