OT-2026-000018520
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000018520) never changes.
Identity and time
| Publication number | OT-2026-000018520 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48a-70e7-82cf-917f8d5a8fba · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018520 |
| Status | PUBLIC |
Content hashes
| Canonical text | c75b480da343b0698b7bc486fdf3a3b60c0409e43fd7b2af26035cbb6be35b64 |
|---|---|
| Markdown | 30d33ab9d7a6d8121c9a62421dbc0cf47c405e69e02f3ed3638fda46b4eda4a2 |
| Publication page | 923080c8e9689331c1827498ff1860018561a4ca460c1e1400068dee1abb35de |
| Manifest | c6402b594abdbee93eda496fbcd190f5b901cb4dd45c03d7d19a05db6def9a14 |
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 | japoJlTRh+yYU4c/9aDq7O1Cf1Dia/Wd/QgvoVdVeLysUOgSUmWk21djS1eFhHa0arUZ3Ym1NvVTyLAkU2kTAw== |
| 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
| 2026-09-17T12:01:17.567882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018520observed 923080c8e9689331c1827498ff186001...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:17.551796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018520/manifest.jsonobserved c6402b594abdbee93eda496fbcd190f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:17.534550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018520/publication.mdobserved 30d33ab9d7a6d8121c9a62421dbc0cf4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:17.516726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018520/publication.txtobserved c75b480da343b0698b7bc486fdf3a3b6...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. |
|---|