OT-2026-000017090
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000017090) never changes.
Identity and time
| Publication number | OT-2026-000017090 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-591b-772b-a611-d25d8b24d1c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:22.507214Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017090 |
| Status | PUBLIC |
Content hashes
| Canonical text | a615a5ac548f43ba2ea955784c9904b065f0585b89fcc031cbde4f371e19114a |
|---|---|
| Markdown | d4d3c8894e0ef9f3db538a193a39d9a7a7dfd380bbfb7f7862510f3b0ab62f69 |
| Publication page | 454c1091d1170c2f0a48f551d2fcc86e993ba6bc0939abbc54c692dd760bc93d |
| Manifest | e68ccd21a665c08831f99c0d89233ba7f5f9d5824fbf5c45d4aceee1c7d9451a |
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 | jBxPtUs8SHkVCZkEdjQtYmUfFr6gA7Qw2pFl7GuMDaeg7k1L7zdGm73rysM630mQ94Gv6MrgwaVnpFjQUzclCQ== |
| 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
| 2026-09-17T12:03:30.743420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017090observed 454c1091d1170c2f0a48f551d2fcc86e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:03:30.726015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017090/manifest.jsonobserved e68ccd21a665c08831f99c0d89233ba7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:03:30.707550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017090/publication.mdobserved d4d3c8894e0ef9f3db538a193a39d9a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:03:30.690063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017090/publication.txtobserved a615a5ac548f43ba2ea955784c9904b0...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. |
|---|