OT-2026-000091190
Publication integrity record
Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000091190) never changes.
Identity and time
| Publication number | OT-2026-000091190 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16b-71b9-84e1-1786a6ebd394 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091190 |
| Status | PUBLIC |
Content hashes
| Canonical text | 54509af9508ea6d6f6bfc0647dd36f6293d659a0d53c1ec739d9bbbaa12e6f10 |
|---|---|
| Markdown | 7f6b9816f6b7a74dffab9b03c8767cbb13816f9c597adedc2ac68d6d8e806dea |
| Publication page | 59ff4970ff37cba257f03f90d1b1b1d7b0c5cf692f184e6cffdc5f609dca47e6 |
| Manifest | 8d1c9fa74c59911901df6dae18ad22d0e2404d37787c6aec4e95a90a1a8f5447 |
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 | tUh8WvKf9rKsawupXKWN6ZIhKbX0dLPpdnaTSvXTCJwMLvJZUFXM2fhy4IQChYhUkL1dVxvV2aoLizAcYhyODg== |
| 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
| 2026-09-17T09:43:21.061299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091190observed 59ff4970ff37cba257f03f90d1b1b1d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:21.042787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091190/manifest.jsonobserved 8d1c9fa74c59911901df6dae18ad22d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:21.022714Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091190/publication.mdobserved 7f6b9816f6b7a74dffab9b03c8767cbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:21.006047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091190/publication.txtobserved 54509af9508ea6d6f6bfc0647dd36f62...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. |
|---|