OT-2026-000042287
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000042287) never changes.
Identity and time
| Publication number | OT-2026-000042287 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d73-7999-b9fb-fa682c1ea113 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042287 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5fb3fbee9008591b5f4588daa0495f7589d281768b05309a56347763f91f6284 |
|---|---|
| Markdown | 7ece51676fb1f267e87fed7f8a341ee5174dd9b7e4b93ddf185bfd7446d15951 |
| Publication page | d44c8c23f552bb681c3e25b870912eabc8a881a11a14b8ed7a114493611d2bcc |
| Manifest | 934bf43f8909297697dae2a61bf99bff573459184bbab867ff24cc68004c6b06 |
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 | OToB0IWqofYuw36NOVz/aqxYJuRaOuF+u3OGfFsn5uZztPLBrJvz+ah2ahXM5cuA07TgB3l1K6FC6nswiF7RBg== |
| 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
| 2026-09-17T11:15:58.867723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042287observed d44c8c23f552bb681c3e25b870912eab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:58.849369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042287/manifest.jsonobserved 934bf43f8909297697dae2a61bf99bff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:58.831930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042287/publication.mdobserved 7ece51676fb1f267e87fed7f8a341ee5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:58.814285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042287/publication.txtobserved 5fb3fbee9008591b5f4588daa0495f75...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. |
|---|