OT-2026-000027875
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000027875) never changes.
Identity and time
| Publication number | OT-2026-000027875 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-7d72-b51f-af0a90d94f7c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027875 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf0a75080a5dbf4536346b764ac260c3fee38ba36d51a01e532a21814ec78a58 |
|---|---|
| Markdown | 4130a78efb5b5d3ab48df1fe07bb55f758401d939431e46e9340e9f99637c796 |
| Publication page | faead3b22da4bd018d315671de0c21937e41ece4872a6918d27e8a9b95834260 |
| Manifest | bec905db2b83bd739ba0e235141903663921f74cfb1ae5dc50a35e041a57a503 |
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 | lSPgT6WHuYTy48bZkGpWXHINb0DIUG3XUjwiJpNHBcPfquf7yyZTlOHh82pc/GAJSf+kBdc9M6ne5z4kNBgtCw== |
| 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
| 2026-09-17T11:42:01.951080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027875observed faead3b22da4bd018d315671de0c2193...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:01.931714Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027875/manifest.jsonobserved bec905db2b83bd739ba0e23514190366...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:01.913467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027875/publication.mdobserved 4130a78efb5b5d3ab48df1fe07bb55f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:01.892663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027875/publication.txtobserved bf0a75080a5dbf4536346b764ac260c3...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. |
|---|