OT-2026-000030778
Publication integrity record
Three pad foam vacuum gripper, three 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-2026-000030778) never changes.
Identity and time
| Publication number | OT-2026-000030778 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb4-792c-b2cb-78841cbfbfe1 · 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-2026-000030778 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd8ab387f009bd8fee6cf563fce6ff5363de0a4dcb6519d69bb261f5ccb6c190 |
|---|---|
| Markdown | 3c8dbcfc4c8540074439c895763af5032c93a6b6b436f416e7cd91a4e96ab87c |
| Publication page | 4b4210b3116d6d53c847c2bf9ee8e5ebbe016877f0cf66e1156467101d249199 |
| Manifest | a4a6eeff40195be8887602399d4e0adfccb78766d474f812b5c308e9586d9873 |
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 | QGAl3LQp3fimR3FQgsQoqybGihTlneHwTXIb30ONcMY3bfwNnbwXY9vWIsKuum0IAHAb951IGl++AY6YMqGUBQ== |
| 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
| 2026-09-17T11:36:44.399275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030778observed 4b4210b3116d6d53c847c2bf9ee8e5eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:44.380517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030778/manifest.jsonobserved a4a6eeff40195be8887602399d4e0adf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:44.363253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030778/publication.mdobserved 3c8dbcfc4c8540074439c895763af503...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:44.345354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030778/publication.txtobserved fd8ab387f009bd8fee6cf563fce6ff53...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. |
|---|