OT-2026-000028848
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000028848) never changes.
Identity and time
| Publication number | OT-2026-000028848 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-79bf-ad1c-1ed819f8cb19 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028848 |
| Status | PUBLIC |
Content hashes
| Canonical text | c82d13a805df2152ae417faf8447871e8164430cfc76552c4be4b546bba8d236 |
|---|---|
| Markdown | d84708fb13c2b0c2033d43697773f3cbd2547b19bac1064255a412564f30c6d1 |
| Publication page | a408fdd3f853d6e5ff944d76a13086c4bbf96ce763ba59d140ca5a01101c9dce |
| Manifest | b3e5fd49d166da457c07250717d559269074632643780747872094de07280c7e |
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 | rDSGclAFucwigdDz2MV4k27Yh5P+5HQj8w/aqdSqlsMfFs36wQcg0+iMvV5ewrCH+rIhN62gNcUIJSV1XBW5DA== |
| 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
| 2026-09-17T08:20:06.969921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028848observed a408fdd3f853d6e5ff944d76a13086c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:06.930245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028848/manifest.jsonobserved b3e5fd49d166da457c07250717d55926...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:06.774701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028848/publication.mdobserved d84708fb13c2b0c2033d43697773f3cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:06.728863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028848/publication.txtobserved c82d13a805df2152ae417faf8447871e...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. |
|---|