OT-2026-000091841
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-2026-000091841) never changes.
Identity and time
| Publication number | OT-2026-000091841 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43ba-70bd-a65c-0c47da91aef4 · 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-2026-000091841 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1034f1d3244623f184cf490fe2e9f731b1d66fcecfa3fa7e2f60470c5ec4af09 |
|---|---|
| Markdown | d9964a2b30765149028ed83cdbc65b707a49540068b80a58f3fdb6fe746c642f |
| Publication page | eaab57c11db5b99ef437c7ca01fcc17a8c226f726772c725a9ce8d611f95711f |
| Manifest | 2a6a984a4844f3d3ed66bc31d888f66ce3fdb5995413ff79ff61f8b19f92c574 |
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 | gAUXIUmF+NlCYoy6kwcFVqd14u/49PaBVxqIgUzlx8w6G6zDJZo7FHrFZjV2uW8uBtOSI9/ZuRSmso+R8EPNAw== |
| 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
| 2026-09-17T09:42:45.611649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091841observed eaab57c11db5b99ef437c7ca01fcc17a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:45.594292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091841/manifest.jsonobserved 2a6a984a4844f3d3ed66bc31d888f66c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:45.578146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091841/publication.mdobserved d9964a2b30765149028ed83cdbc65b70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:45.561018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091841/publication.txtobserved 1034f1d3244623f184cf490fe2e9f731...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. |
|---|