OT-2026-000049221
Publication integrity record
Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after set-down
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-2026-000049221) never changes.
Identity and time
| Publication number | OT-2026-000049221 · never reused |
|---|---|
| Internal UUID | 01a0ae81-134f-7c4b-a308-4d93c4eaa67f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049221 |
| Status | PUBLIC |
Content hashes
| Canonical text | 16d5889dcad02f47b6948ea40adc8ee90fbb83c7963100ee7902b8ceaa6780bb |
|---|---|
| Markdown | 5b1cf6b7062deba353bfb4255c69a43acb748950b6e4d34ef4dd0e8eedadd221 |
| Publication page | 2a39d89d0467a0cbc6e547e8d9b4234f3eede808794ae9eb226179d81267413f |
| Manifest | b8421348e58206ba7c201288eec5f50f56e22b4eadba51bdbdeb9645e06c061f |
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 | UgdP5yDqvmsmKhukDFfnyXgL1pf1rMCJgUhcg/n+st45U0v8Y26OX4Dw/14cG8Hf0mxAKlFD1iJEXkSaBykaCw== |
| 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
| 2026-09-17T11:04:02.454946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049221observed 2a39d89d0467a0cbc6e547e8d9b4234f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:02.436879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049221/manifest.jsonobserved b8421348e58206ba7c201288eec5f50f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:02.418374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049221/publication.mdobserved 5b1cf6b7062deba353bfb4255c69a43a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:02.397424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049221/publication.txtobserved 16d5889dcad02f47b6948ea40adc8ee9...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. |
|---|