OT-2026-000077981
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000077981) never changes.
Identity and time
| Publication number | OT-2026-000077981 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-74f9-8590-4a7c5b8ef66e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077981 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9c0ba69ab5a61f64f022ff8f3d1f88d044d3d4e824f56cbd1e707e8dae4e74de |
|---|---|
| Markdown | e8c1c45c122c6e248d09f68251aeb234475492de6a1c6ee04980ffdc21f474b0 |
| Publication page | 030a4be2ee4778daea11e30da8748e28835be0104052054b1649a3e0cd88f2ae |
| Manifest | af7c394e8d71f3c5fd3a8ab076845177974f8b3c2676f279df5a668409226b1d |
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 | XPU3Dyicw538BZ5Yu/p5wHDySFbraAGXJbDxdNrKwUTOKqM5deMIkEwxUWF6jLO7cHTv9UdUoqPbjhPuYH9kDg== |
| 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
| 2026-09-17T10:10:24.005392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077981observed 030a4be2ee4778daea11e30da8748e28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:23.985124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077981/manifest.jsonobserved af7c394e8d71f3c5fd3a8ab076845177...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:23.966428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077981/publication.mdobserved e8c1c45c122c6e248d09f68251aeb234...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:23.946449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077981/publication.txtobserved 9c0ba69ab5a61f64f022ff8f3d1f88d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:15.950266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077981observed 030a4be2ee4778daea11e30da8748e28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:15.931690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077981/manifest.jsonobserved af7c394e8d71f3c5fd3a8ab076845177...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:15.913542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077981/publication.mdobserved e8c1c45c122c6e248d09f68251aeb234...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:15.895967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077981/publication.txtobserved 9c0ba69ab5a61f64f022ff8f3d1f88d0...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. |
|---|