OT-2026-000018940
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold 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-2026-000018940) never changes.
Identity and time
| Publication number | OT-2026-000018940 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d522-7a95-a331-87ee2848d587 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018940 |
| Status | PUBLIC |
Content hashes
| Canonical text | b16c859f2a2fc11753acc0eaf1d38ca6032a65cdee51289a16fc10c2f454227b |
|---|---|
| Markdown | fd0f0d0cfe4e2d8736d6f833fe6b5f609e7a2a500745ed6cab5b88965d5f9a54 |
| Publication page | e2ea2b45efbe96f6119bd9353a08870c7d738f910458be5cbd5b161b74f3f204 |
| Manifest | c89970a74ea0e0dd95f39771b7f565ed7b229740773fa455c553eadd47bdfd4c |
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 | tS/plkhQ91/aFSyxnCqI2Wq85BFrEoTK7KrKnwoBxTFGHAPDzi5HNMuYnvHc0UfNp+xt2+MrnaIWXuR/WPa+Aw== |
| 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
| 2026-09-17T11:59:36.375695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018940observed e2ea2b45efbe96f6119bd9353a08870c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:36.358115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018940/manifest.jsonobserved c89970a74ea0e0dd95f39771b7f565ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:36.339245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018940/publication.mdobserved fd0f0d0cfe4e2d8736d6f833fe6b5f60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:36.321221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018940/publication.txtobserved b16c859f2a2fc11753acc0eaf1d38ca6...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. |
|---|