OT-2026-000103909
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pulsed blow-off after 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-2026-000103909) never changes.
Identity and time
| Publication number | OT-2026-000103909 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e7-703e-8295-5ac7deba27e4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103909 |
| Status | PUBLIC |
Content hashes
| Canonical text | d58d706bfc550f427c2194372b403243095fe2bf86d569361e3ce3d9c376fd6f |
|---|---|
| Markdown | c5875dfaaac737b9ecc172518516f2a73bad891514e1f730b6bfc85338bc9ba9 |
| Publication page | 2825940499de27b4846215395ac9beec1fb7855e5fc1c4db42ef57a43ab3ee24 |
| Manifest | b2b502c078c8e36aca26c32bada339e53ffd39765afad7e271cf8aa95dde99da |
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 | DoGJkNw27oT/picU9ob7pMrU9fuqN+9Ltb7mn3tZiwP3kbNVM7nJBWB9lcEysj8NgZvVv6HQRgIkKcfHM7vrAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:21:54.152375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103909observed 2825940499de27b4846215395ac9beec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:54.136022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103909/manifest.jsonobserved b2b502c078c8e36aca26c32bada339e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:54.117230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103909/publication.mdobserved c5875dfaaac737b9ecc172518516f2a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:54.097570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103909/publication.txtobserved d58d706bfc550f427c2194372b403243...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. |
|---|