OT-2026-000030921
Publication integrity record
Single cup vacuum gripper, common isolation valve, single stage ejector, 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-2026-000030921) never changes.
Identity and time
| Publication number | OT-2026-000030921 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb6-70ef-8e35-a2777ce8210e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5ff9ea96227a95a95916602d3992ea4cece408213912effdfd0ff4bff4a95ed4 |
|---|---|
| Markdown | 5bd4c366bcd37dbbb03122ed3dbae8417b7721510e7cb954c8312df6808e5e77 |
| Publication page | 6e5dbd79866a1f6ce4870ae84c91637d43509063e859387fb174c8fc08019842 |
| Manifest | 43233c82714ccfc8dfd12b53956364be81a03b848e68c1b438d3a0a5c55bbaf8 |
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 | 384avs09lFd8YOO70eO5RKnk2IRFGAqN+zYtC4sCv4vDb9TJsWdns3Kxnu9ZriR3+Pf5rsFYDReZHsSAX09OCw== |
| 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
| 2026-09-17T11:36:54.861955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030921observed 6e5dbd79866a1f6ce4870ae84c91637d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:54.844309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030921/manifest.jsonobserved 43233c82714ccfc8dfd12b53956364be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:54.826093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030921/publication.mdobserved 5bd4c366bcd37dbbb03122ed3dbae841...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:54.809128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030921/publication.txtobserved 5ff9ea96227a95a95916602d3992ea4c...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. |
|---|