OT-2026-000020137
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000020137) never changes.
Identity and time
| Publication number | OT-2026-000020137 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-78e4-bf9c-2ad23a8c67d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020137 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7db9481d583c122c03524fd5f956cce6a9b776759c7a356307cf6870320475de |
|---|---|
| Markdown | 2169710e361a79ffed1f0de988190eb51e15a9ca94de4d84efd8c6ae02b6b052 |
| Publication page | d886719e13ca348a500ebb9452579bdda16fbf7519a945ac6bf2d839bce18fae |
| Manifest | 6537d204300237b2b80c2cae12ba38186274ff29e25cf26a9c543fcabee6dbcf |
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 | TLSdASuqQxkckjZJbzaoug789tBPnSwQVqHAciAXjDFX4U17IHrjiH7SWslqEkySKk1YTSRGALZV7xK6POW1AQ== |
| 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
| 2026-09-17T11:56:26.874762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020137observed d886719e13ca348a500ebb9452579bdd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:26.855918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020137/manifest.jsonobserved 6537d204300237b2b80c2cae12ba3818...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:26.837732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020137/publication.mdobserved 2169710e361a79ffed1f0de988190eb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:26.818583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020137/publication.txtobserved 7db9481d583c122c03524fd5f956cce6...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. |
|---|