OT-2026-000028359
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000028359) never changes.
Identity and time
| Publication number | OT-2026-000028359 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7fd6-8809-70e54afcc397 · 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-2026-000028359 |
| Status | PUBLIC |
Content hashes
| Canonical text | 857e1be834e4b9c5faa5b2f291ef9581ef335d00a0fbbd6b759e68f80ae8ed0f |
|---|---|
| Markdown | 98e5f84100a80ffc5bb89fec03066292ba5be210e98f2a8915d8c8549476dd64 |
| Publication page | 3889d4ba6cd309f806f1134c8e4541ec430fac09a2b35f7fdf54ed6d253976f3 |
| Manifest | 1dd2c5c51119bad08b5ce7e0d30c35a982012d431591a2722088bca9a11aaa14 |
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 | JFVFTa0zR7uAhvrofxkY9VB4xfvFL9WO3YV7V/y1AbDCIyEl+3dPl7wf1G+LL5Fyggn4fvdCIFi3H/9uZ480BA== |
| 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
| 2026-09-17T11:40:22.316849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028359observed 3889d4ba6cd309f806f1134c8e4541ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:22.298378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028359/manifest.jsonobserved 1dd2c5c51119bad08b5ce7e0d30c35a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:22.279883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028359/publication.mdobserved 98e5f84100a80ffc5bb89fec03066292...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:22.221122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028359/publication.txtobserved 857e1be834e4b9c5faa5b2f291ef9581...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. |
|---|