OT-2026-000018542
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000018542) never changes.
Identity and time
| Publication number | OT-2026-000018542 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48a-7684-83ae-a9d240cee10e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018542 |
| Status | PUBLIC |
Content hashes
| Canonical text | 510c9680d835a92f141ce59b7b5b64db49181af174d8957eb9575caa532a9802 |
|---|---|
| Markdown | 9de366e14490834eeada3cc906a7b52d5eefdac6480c76265ed0679969452722 |
| Publication page | 63be7776154bdda700f7b7ad700d2664dc9347cd0b1a53b84a04aa6ecafaa6e3 |
| Manifest | 40c3a51ed4746ce04efcb11769a49acbca53b19e7ce4ab7b18116daed5c4f84d |
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 | 6n65HT1K5Tf/lkdn9Gz+hTINqIi2aXlSoRhOJ0RUgIF+RijNStBuQn9eXiwsOq31Uy37rT7/8i5djCEMkLrjAQ== |
| 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
| 2026-09-17T12:01:19.297488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018542observed 63be7776154bdda700f7b7ad700d2664...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:19.280679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018542/manifest.jsonobserved 40c3a51ed4746ce04efcb11769a49acb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:19.262057Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018542/publication.mdobserved 9de366e14490834eeada3cc906a7b52d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:19.244071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018542/publication.txtobserved 510c9680d835a92f141ce59b7b5b64db...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. |
|---|