OT-2026-000018872
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000018872) never changes.
Identity and time
| Publication number | OT-2026-000018872 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d522-7c8e-9d23-6413b4fd75b5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018872 |
| Status | PUBLIC |
Content hashes
| Canonical text | 021f7ac64360f1f68cec053720dcba939d048a28b60a29a203023f4867b42de1 |
|---|---|
| Markdown | 46f4a4c4f0af750760308421a1cc8e17157f4a0711941bb5486402fd3a6b30a2 |
| Publication page | 605043698145e98bba2dfe7896463080723880e7820162460dfca6720c4e395e |
| Manifest | 5a1203c78e0e874bee44fea54d4689a9b125037e77d9eb3062bd782dccdd33a2 |
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 | gW8Oj4Gdejaqw4n+ncwTI4ZfwjyJ1nFBHrsMy/81nHAdB3rzQ1mcIikkF2dXDUUE2edXG+I9FLnJmgyuoszWDA== |
| 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
| 2026-09-17T11:59:31.257525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018872observed 605043698145e98bba2dfe7896463080...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:31.238680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018872/manifest.jsonobserved 5a1203c78e0e874bee44fea54d4689a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:31.219553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018872/publication.mdobserved 46f4a4c4f0af750760308421a1cc8e17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:31.198626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018872/publication.txtobserved 021f7ac64360f1f68cec053720dcba93...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. |
|---|