OT-2026-000031513
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000031513) never changes.
Identity and time
| Publication number | OT-2026-000031513 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7f20-9e3a-02cf26be054c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031513 |
| Status | PUBLIC |
Content hashes
| Canonical text | b82eafdcb043212f150114aecd068c00034f0e61ddb754e50706d7fbe03f7644 |
|---|---|
| Markdown | 9bd417c1881dfded4fe4ff206f6e364fe3f8b150025787022bfbb6297f16a999 |
| Publication page | 52d837952aba858c88d7b92a16e399d8cd850948372f1c072430c33bf3a563a5 |
| Manifest | 5eb0ec224b57b8cbb32734a16ee2f0c9188ef1a488a78eff2ab183773bb204c3 |
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 | LaBlHJhjMi/5okc0o66yCXnrPyy96hCps5XPSAQeyzDgzHeA2OUF646ZOpX+3wnDndmkl7R0KOCRSWgA4nvKBQ== |
| 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
| 2026-09-17T11:36:20.827535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031513observed 52d837952aba858c88d7b92a16e399d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:20.809809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031513/manifest.jsonobserved 5eb0ec224b57b8cbb32734a16ee2f0c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.791830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031513/publication.mdobserved 9bd417c1881dfded4fe4ff206f6e364f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.774373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031513/publication.txtobserved b82eafdcb043212f150114aecd068c00...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. |
|---|