OT-2026-000031481
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after set-down
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-2026-000031481) never changes.
Identity and time
| Publication number | OT-2026-000031481 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7746-9884-10db72dbaba4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031481 |
| Status | PUBLIC |
Content hashes
| Canonical text | d2b94b7e5bb9167cbadc283ed0503b73d4ec75f39c7128596b4cbbcc8de44324 |
|---|---|
| Markdown | ce812bb706f08f354002d01944bb250d4ca35c6902e0932f06a065f7ca69ff88 |
| Publication page | fe4a3f8cf2f92b03e9467dcb95316320b2c497fc51adebfe3612800d9e209ac5 |
| Manifest | 7b278191ece32693f317c4f2dd1d4c207b4bd586a1c9e534f1610be031f560a3 |
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 | W+wAU0dzUau9oBWUntT35wtBvPmMT158y1HS8GjT5XYRd+vRFG9558sGZxlpnzXIhRF2QcfAou1SVE8ARf2tBA== |
| 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
| 2026-09-17T11:36:18.311582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031481observed fe4a3f8cf2f92b03e9467dcb95316320...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:18.294589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031481/manifest.jsonobserved 7b278191ece32693f317c4f2dd1d4c20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:18.275932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031481/publication.mdobserved ce812bb706f08f354002d01944bb250d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:18.257258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031481/publication.txtobserved d2b94b7e5bb9167cbadc283ed0503b73...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. |
|---|