OT-2026-000019628
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000019628) never changes.
Identity and time
| Publication number | OT-2026-000019628 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb3-70bb-9dc8-6ead7e1e1796 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019628 |
| Status | PUBLIC |
Content hashes
| Canonical text | 331659601c33450d35e75be6a8a7af316393fe3ef3954298dbfbb13c1f3823fd |
|---|---|
| Markdown | b6c99820a0eb5ed103d6911944fc45f41231c4260d64a6556c2b2e5e1d7d1bce |
| Publication page | ebce1eb397ed5e49ba79f386d2183253f283874b35af4e7ba648a986138f03d7 |
| Manifest | 7fd24e82aacda8dfb8dc70176d07886dccde2c32270ec2fd7114083215fada67 |
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 | DnRs4oZztZzfTPOAnWjImlj70iFuqfjybqXtuJUfvoKwDQlh8czfBONbN6df4pFnA8mdwCLdQXjl7dyp3vl4CA== |
| 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
| 2026-09-17T11:57:41.021294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019628observed ebce1eb397ed5e49ba79f386d2183253...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:41.000609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019628/manifest.jsonobserved 7fd24e82aacda8dfb8dc70176d07886d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:40.982004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019628/publication.mdobserved b6c99820a0eb5ed103d6911944fc45f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:40.962731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019628/publication.txtobserved 331659601c33450d35e75be6a8a7af31...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. |
|---|