OT-2026-000028543
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pulsed blow-off before set-down
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-2026-000028543) never changes.
Identity and time
| Publication number | OT-2026-000028543 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7b98-8ee2-ba7bdd7757dc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028543 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9fa86b371aafce0372c805acb257731d62b7c0605026a75d94403eb2a2b4859e |
|---|---|
| Markdown | 8fb45b3328888f5571fcf77204c7d41662e6c6c98b02dd81f137509aab7020a7 |
| Publication page | 1f72ff099b400a95728d9160283d23fe2058d794bb53729ad0ad8a8f3199ada3 |
| Manifest | efa426f800993bcec3d81532b307440ed15f94e2b45c02c4e7b7236b703958f1 |
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 | luhjjwEJY4oTmEdGrZ2IFnT7yZi3aHw5M/MTnBVCGovLfMspyKX/Fy3yqR2nb/zBwRMD7M5+WthC7TiDGXgaBw== |
| 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
| 2026-09-17T11:40:49.396412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028543observed 1f72ff099b400a95728d9160283d23fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:49.378124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028543/manifest.jsonobserved efa426f800993bcec3d81532b307440e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:49.359610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028543/publication.mdobserved 8fb45b3328888f5571fcf77204c7d416...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:49.339380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028543/publication.txtobserved 9fa86b371aafce0372c805acb257731d...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. |
|---|