OT-2026-000028806
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000028806) never changes.
Identity and time
| Publication number | OT-2026-000028806 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2252-7f93-b555-58997599abd4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:36.158293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028806 |
| Status | PUBLIC |
Content hashes
| Canonical text | 193cb7c37eed0fc4a3ad83b015e4d4672b85fd5fc56e358739bdd95ce9686066 |
|---|---|
| Markdown | 156950ca776735d7d0a827e53d20ba7547de2f9647d47bbb4fa4ed11f66fd76e |
| Publication page | a9001fc5d3bdb8e80060d508e94f3665a4d5911d8ee0cd3ee669fabc35869316 |
| Manifest | 3681665c07f68ac420aa5b3a92a1ad08769d235ff9266b819d0b04fed6077fe2 |
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 | Vva1aBVhXV/i8jyhcRns6MJehoKMlDNleMY71NBXNaI9+8hZzaJ1o506XAje5xF9pD33k6LTVIXIV1HK3S/zBQ== |
| 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
| 2026-09-17T11:40:04.022412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028806observed a9001fc5d3bdb8e80060d508e94f3665...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:03.904581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028806/manifest.jsonobserved 3681665c07f68ac420aa5b3a92a1ad08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:03.882114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028806/publication.mdobserved 156950ca776735d7d0a827e53d20ba75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:03.864336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028806/publication.txtobserved 193cb7c37eed0fc4a3ad83b015e4d467...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. |
|---|