OT-2026-000032143
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000032143) never changes.
Identity and time
| Publication number | OT-2026-000032143 · never reused |
|---|---|
| Internal UUID | 01a0ae74-f7a5-7d47-8a57-179130748905 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:36.332587Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032143 |
| Status | PUBLIC |
Content hashes
| Canonical text | b81bfe5c1e1ad2ddc72b045b6e28bcd971c4f2b89d9dd27429561df0a98249c6 |
|---|---|
| Markdown | 1cc1c2595da0ab3a20e098dd2e47f920ef92b1724f23e4768b064c7fab80dfc6 |
| Publication page | f89943fe8d192079a4ee83ab4b96a0e5bfb859b8b85e815208cfdf328280196d |
| Manifest | 93afb52d656845f1fac03e15e0b4b0d81a44ed0ea3cb9dd2aa15127d84cbe786 |
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 | KIm9FOHXLmSe2yRZAGcZor8kgTp+MNGjlS8+DBDzcxs/V4VjGTv1SYmSxEZP/J0M+dRuYlvnQb6J0ivcJy+0Dw== |
| 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
| 2026-09-17T11:34:27.861948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032143observed f89943fe8d192079a4ee83ab4b96a0e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:27.839092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032143/manifest.jsonobserved 93afb52d656845f1fac03e15e0b4b0d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:27.822139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032143/publication.mdobserved 1cc1c2595da0ab3a20e098dd2e47f920...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:27.804827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032143/publication.txtobserved b81bfe5c1e1ad2ddc72b045b6e28bcd9...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. |
|---|