OT-2026-000089221
Publication integrity record
Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000089221) never changes.
Identity and time
| Publication number | OT-2026-000089221 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db00-7f11-8b4a-0bf5eb87a848 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089221 |
| Status | PUBLIC |
Content hashes
| Canonical text | 02993629b2db2a52fc2eeb1878c92980ca9afe8934a57bbb1d18141c3d37d825 |
|---|---|
| Markdown | 14a7e41d75252b4eb465139429d9ba6d5f35082346516b5cd4f5a42170363d0e |
| Publication page | 9f0c4853fd6358b35a92b7d0c2daed1506a577c60015717a1aadfe8be2f63bf9 |
| Manifest | 5393553e72f193b67466596445386206bcc6224eaf4b44c4b1a96b9fb031dce2 |
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 | L0zMLi3R3BZqYOXdWmi3HPb0LYwe101WF7Im0mmnr4CK0gmxQHF2OO5RPqEb91nTWnj2A8y5iY8TuiA2tJNpBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:47:14.657401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089221observed 9f0c4853fd6358b35a92b7d0c2daed15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:14.639436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089221/manifest.jsonobserved 5393553e72f193b67466596445386206...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:14.621997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089221/publication.mdobserved 14a7e41d75252b4eb465139429d9ba6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:14.604090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089221/publication.txtobserved 02993629b2db2a52fc2eeb1878c92980...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. |
|---|