OT-2026-000090195
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000090195) never changes.
Identity and time
| Publication number | OT-2026-000090195 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7408-b97e-a14ffba849ee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090195 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8b5d18b0e98dcf5c8703cf23c50eb6719a503a36e5d14817bb443293985f3f42 |
|---|---|
| Markdown | 4e3246499dbce612fa56394fdb466d517db60128265049f5a19c3cfb1d8e9c6b |
| Publication page | 971fa8a021c4caaa785b847b84475f53720ce45ae5c67cd67fa3f56b93560715 |
| Manifest | 75c76a8c33ab535604e97d0c3a7b02d0983a108a61be658c153798c29a14aa87 |
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 | g9oLLc2nzmFet2/ufM0vCIlgfpQCiF4d3O88RkCRtSlB9njDDa7LYhIofNbrVgYm0YFAfTFeI2pm4I5cTb24Cw== |
| 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
| 2026-09-17T09:46:16.054506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090195observed 971fa8a021c4caaa785b847b84475f53...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:16.035556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090195/manifest.jsonobserved 75c76a8c33ab535604e97d0c3a7b02d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:16.018805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090195/publication.mdobserved 4e3246499dbce612fa56394fdb466d51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:16.000632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090195/publication.txtobserved 8b5d18b0e98dcf5c8703cf23c50eb671...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. |
|---|