OT-2026-000018750
Publication integrity record
Four pad foam vacuum gripper, four 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-2026-000018750) never changes.
Identity and time
| Publication number | OT-2026-000018750 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-7d6a-939b-fc1c7a70b447 · 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-2026-000018750 |
| Status | PUBLIC |
Content hashes
| Canonical text | a317742d761a94a3d041536e12e5a1a823fa24828eb454174235a780e3713548 |
|---|---|
| Markdown | ecda1d7c459a6d7774cc5655fe84e0da78b76c2a32e0e045a5aa6cf8238e013d |
| Publication page | af3ff285a585e98351f7fb4f06f1f2d84fedddbf507f3e5da06c586229a33f5d |
| Manifest | 37470fdc22283ac7965c98d9b3812e2b204523ebee48dea7bbd34fdc4e61ecb2 |
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 | VDCjUD8j4tbhkbS7sHCFf4KfXa9pbtN1/Sew53wTdGgfj5gSKrUCfYlFy0tWcDjcOAt5FBjFCTAr4p7OJHQQBg== |
| 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
| 2026-09-17T11:59:21.919712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018750observed af3ff285a585e98351f7fb4f06f1f2d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:21.900174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018750/manifest.jsonobserved 37470fdc22283ac7965c98d9b3812e2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:21.882130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018750/publication.mdobserved ecda1d7c459a6d7774cc5655fe84e0da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:21.864517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018750/publication.txtobserved a317742d761a94a3d041536e12e5a1a8...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. |
|---|