OT-2026-000091843
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000091843) never changes.
Identity and time
| Publication number | OT-2026-000091843 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43ba-7877-9457-be31962af921 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091843 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4cafdaa9e640510d970ea46eff5c220f250e60b8f7ba1f83034c493def9b9b8 |
|---|---|
| Markdown | f9514c48163554f37bfc0065c43303749ef1012320440928882f2db4432adb29 |
| Publication page | c9f9f882cd091e476398b9ef79f4ea0fede654f73ca7eea499d0268caa603d06 |
| Manifest | b8434d9b0c8320d82cf7cdf10b74ef9e4cffb23fb2ec8dbe57ebebb7c8aa1018 |
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 | 2/qca282FZ1/RGzHOaLzqKxL/O0hvI9/mhPCkZFZKHBQsV+yxSAgchCaJSwLpDZdhN9FvRxijBLf35qHQv9JBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:42:45.753740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091843observed c9f9f882cd091e476398b9ef79f4ea0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:45.735081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091843/manifest.jsonobserved b8434d9b0c8320d82cf7cdf10b74ef9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:45.717240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091843/publication.mdobserved f9514c48163554f37bfc0065c4330374...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:45.701477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091843/publication.txtobserved a4cafdaa9e640510d970ea46eff5c220...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. |
|---|