OT-2026-000077407
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000077407) never changes.
Identity and time
| Publication number | OT-2026-000077407 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-715f-921c-217f90ffbc63 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077407 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77e3d1fddd1cb1c3bf6cb3ca6c1e42373c22641d635dac6093b666f9023410f2 |
|---|---|
| Markdown | 37b9686119cc9c4511325823501ccd5f45419b18ac3526dc3207290818da51c9 |
| Publication page | 3f1d8bc98161e2950aa7b424f194ea58a95da953cb2ad37576a9a01c4ccc3276 |
| Manifest | a018e7b6a79f65b33dad8d79b196778d2d709c5b3336f3ed3ab2c8c7a57c75af |
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 | IPtutbp+jNeTJ7XMsPKeJdsevvYp1Qe6r9RWDFRQW2TgDOP0hFUIpIm4HTF3PlUQBlU5W/HBEhlgrR9stdd3Cw== |
| 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
| 2026-09-17T10:09:03.367292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077407observed 3f1d8bc98161e2950aa7b424f194ea58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:03.349028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077407/manifest.jsonobserved a018e7b6a79f65b33dad8d79b196778d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:03.330504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077407/publication.mdobserved 37b9686119cc9c4511325823501ccd5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:03.311971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077407/publication.txtobserved 77e3d1fddd1cb1c3bf6cb3ca6c1e4237...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. |
|---|