OT-2026-000031941
Publication integrity record
Single cup vacuum gripper, three stage ejector, 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-2026-000031941) never changes.
Identity and time
| Publication number | OT-2026-000031941 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-78ca-9d09-a30353e4ba40 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031941 |
| Status | PUBLIC |
Content hashes
| Canonical text | 655d704ae4d861e958940d6a77957802330d0201f350db6ca931fc379d4d30ec |
|---|---|
| Markdown | 2fd8d042917b544a7bbe8380fb721c3567c32a65b02f101c120a5da352eb1ae0 |
| Publication page | a66c0c0b8685c9023a2f689d66f4827b31ede56acd93c2e7eec41b0575faf2ab |
| Manifest | 90eef4bd04cbaee6751fc1d00cc8e30f01c21f0bd3ff5698e23e7048bf3839b8 |
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 | Hk1NBJQYV0vfH5ByWMckoE9e5ErOV6iJGWgaurY+qHCtfn8e1/UdXO0BRfnpP5gA1OqUNx1mlUF8zRPKOpFjCg== |
| 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
| 2026-09-17T11:35:13.445415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031941observed a66c0c0b8685c9023a2f689d66f4827b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:13.427577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031941/manifest.jsonobserved 90eef4bd04cbaee6751fc1d00cc8e30f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:13.408453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031941/publication.mdobserved 2fd8d042917b544a7bbe8380fb721c35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:13.391306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031941/publication.txtobserved 655d704ae4d861e958940d6a77957802...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. |
|---|