OT-2026-000018658
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000018658) never changes.
Identity and time
| Publication number | OT-2026-000018658 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-77be-ad23-1b5f3b9ea347 · 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-2026-000018658 |
| Status | PUBLIC |
Content hashes
| Canonical text | c34dd71ea51b9c29bf1e3c9b45f580c5ec85a424a2047338bb4d0312415b547d |
|---|---|
| Markdown | 388057e9e38b9b7866759307e9eb5b151e5323f6d04cc2715a5a2a518f38b23c |
| Publication page | 9c61aae96bdbb7ec7b4940f7866e76d0a0a0a3094e2a43d5ab7c01bc24275c1b |
| Manifest | c13cdff02ad9e1f708328b483a3b113d5ee77b01ea49522133740c32f085debd |
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 | DHEB36j6AWRxASdgBtv8Iet4Zd4m8UR/wlaKXiz/9pcCuVEynEa7pUczQ+YggWljQp/9IWS7N7K2OCRA9w41BQ== |
| 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
| 2026-09-17T11:59:14.922085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018658observed 9c61aae96bdbb7ec7b4940f7866e76d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:14.903162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018658/manifest.jsonobserved c13cdff02ad9e1f708328b483a3b113d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:14.878970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018658/publication.mdobserved 388057e9e38b9b7866759307e9eb5b15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:14.809087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018658/publication.txtobserved c34dd71ea51b9c29bf1e3c9b45f580c5...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. |
|---|