OT-2026-000028803
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, two 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-2026-000028803) never changes.
Identity and time
| Publication number | OT-2026-000028803 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2252-77d9-94ba-5897209bc046 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:36.158293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028803 |
| Status | PUBLIC |
Content hashes
| Canonical text | af6e321aabc9260e60097941390957fae406917e4f0c737307fa4fa5c724c4db |
|---|---|
| Markdown | af4e5a0cd42e5cc362be755cc7bf5f928a4d7ed7dc69db1a8963273d98038ee3 |
| Publication page | dfac24f0b82d4c9b18c6b67d525cc7db45f336ac7af9a644f3ac4e4db675852f |
| Manifest | eae2e866922849a3dd4a0e226e5234935c6dc038e3e000c0d98e208dfc6f14f8 |
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 | poNfrPwM6rwVoy6Pgq75jX0rZOBPV1p+aOGayC/hZa/JGHTvWpOmicL8xcIfjbmKm3LcPbMLK8U4KqM+3HqUAA== |
| 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
| 2026-09-17T11:40:03.674109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028803observed dfac24f0b82d4c9b18c6b67d525cc7db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:03.654949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028803/manifest.jsonobserved eae2e866922849a3dd4a0e226e523493...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:03.637352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028803/publication.mdobserved af4e5a0cd42e5cc362be755cc7bf5f92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:03.619049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028803/publication.txtobserved af6e321aabc9260e60097941390957fa...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. |
|---|