OT-2026-000004903
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, two outlet manifold, three stage ejector
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-2026-000004903) never changes.
Identity and time
| Publication number | OT-2026-000004903 · never reused |
|---|---|
| Internal UUID | 01a0a927-40c9-7d84-8327-ca3265edf2f4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:38:37.132938Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004903 |
| Status | PUBLIC |
Content hashes
| Canonical text | c5da663fa613669bc895a5a6c5831c6f5be3edf8c5672fc451a68c27bb22c1fd |
|---|---|
| Markdown | 7e36e66424da07b3d3cfe84d13999375d1cbac3ddf1298556943cfff8302dc53 |
| Publication page | 668a3fc5fdd30f3f13cd513a2f9139db68ea44614bb49dda566d91bcf911815f |
| Manifest | c6aec90aeb062c0c77a596eaeb0ab06a41349781a62be82cf1fdd0cfdbca9c73 |
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 | iPaDsNB5lQxf+IvYrx1YH1PsI3wK/IJc+jhg3A0yfJmmM4LBJ2xZEvmFDmNzn1oeFRHYmrRBH1D5DUF8GbucAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:06.469647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004903observed 668a3fc5fdd30f3f13cd513a2f9139db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:06.456920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004903/manifest.jsonobserved c6aec90aeb062c0c77a596eaeb0ab06a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:06.445086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004903/publication.mdobserved 7e36e66424da07b3d3cfe84d13999375...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:06.430097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004903/publication.txtobserved c5da663fa613669bc895a5a6c5831c6f...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. |
|---|