OT-2026-000072841
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000072841) never changes.
Identity and time
| Publication number | OT-2026-000072841 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89da-7b4b-a503-3c95c5c0df4e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072841 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4578b36bc6c60bf18b0453447804ea89007eb4f31765e145a965c3df3d29b2eb |
|---|---|
| Markdown | a2cee1c172988563a88c27661017072a2771c257ebc7ef605b4ba352dd9caaa9 |
| Publication page | 95d1185e7630666ec7cefbd78c4351f7ba8aa7618379ae8ea242808f59ecd10f |
| Manifest | b0c6e6ae4f2af87070c3382c1dff4d49a8eab82cad758efb9b3daa53153951e0 |
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 | 4FFaDfT80QzMkAwnm7etnyhM/XmU1azRWqhz6W0RUPuF2Q3ZCCw3S+MRBOPqicgt2HfN6RDXNUBzVtVtav2aCg== |
| 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
| 2026-09-17T10:22:43.594535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072841observed 95d1185e7630666ec7cefbd78c4351f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:43.575015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072841/manifest.jsonobserved b0c6e6ae4f2af87070c3382c1dff4d49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:43.549648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072841/publication.mdobserved a2cee1c172988563a88c27661017072a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:43.525152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072841/publication.txtobserved 4578b36bc6c60bf18b0453447804ea89...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. |
|---|