OT-2026-000018997
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000018997) never changes.
Identity and time
| Publication number | OT-2026-000018997 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d523-7de7-b95b-107a69a18ea5 · 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-2026-000018997 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5e330499203165818d6cdfac658c79055eddaa759470d39498c492e452741abb |
|---|---|
| Markdown | 2cf851f2f9c7731f570fa11540de95045b1776cafefd5d44a84fc3c8a6f5b63e |
| Publication page | 24f6268edb39fdc5b5e72e144e35cb1b4bd6b23a9c00f5f53f589c26e9ad8a7b |
| Manifest | dc2374d170abfa70177019c2af300b2e918f77fa6a0a0d2d0e87bf8b9070961f |
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 | opNrtFYtpMZQLgo5UB6/19DCIWtoKx2qSo3uS+4UWan7ZtiHcxf2IGxZUUBuGtl5YchD8uyAF8wU9DYnRPkYDg== |
| 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
| 2026-09-17T11:59:40.862499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018997observed 24f6268edb39fdc5b5e72e144e35cb1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:40.843556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018997/manifest.jsonobserved dc2374d170abfa70177019c2af300b2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:40.827021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018997/publication.mdobserved 2cf851f2f9c7731f570fa11540de9504...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:40.809679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018997/publication.txtobserved 5e330499203165818d6cdfac658c7905...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. |
|---|