OT-2026-000030990
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000030990) never changes.
Identity and time
| Publication number | OT-2026-000030990 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb7-73df-b438-e8207afc52e4 · 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-2026-000030990 |
| Status | PUBLIC |
Content hashes
| Canonical text | 271696bf25c7ca7563fbbe3fdef588cc78d94f6ad2234147ce24c7279baf6baf |
|---|---|
| Markdown | 55aa1a4b350c59be87ddd8f4d6da7677ec7e0a3a46f42820b868d102c56b09e0 |
| Publication page | a66a82f0bf7163be260c6d34e31c82a6ab00c13cb303176391eda8c7f46bf58f |
| Manifest | a41edbeee400153b6e76b931f3219d7b22045c7d60fe19d186a87220ba4da949 |
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 | DrGe/0ce0R3kN8LctJrotwn/Ot5/AKI50y8F/7dSbFieH3soePeHgT9EH1KWE4js2duaYWCQaekn/cmYWpM4CQ== |
| 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
| 2026-09-17T11:40:04.449006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030990observed a66a82f0bf7163be260c6d34e31c82a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:04.430350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030990/manifest.jsonobserved a41edbeee400153b6e76b931f3219d7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:04.410537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030990/publication.mdobserved 55aa1a4b350c59be87ddd8f4d6da7677...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:04.390408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030990/publication.txtobserved 271696bf25c7ca7563fbbe3fdef588cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:33.635129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030990observed a66a82f0bf7163be260c6d34e31c82a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:33.616284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030990/manifest.jsonobserved a41edbeee400153b6e76b931f3219d7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:33.596543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030990/publication.mdobserved 55aa1a4b350c59be87ddd8f4d6da7677...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:33.577569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030990/publication.txtobserved 271696bf25c7ca7563fbbe3fdef588cc...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. |
|---|