OT-2026-000028902
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000028902) never changes.
Identity and time
| Publication number | OT-2026-000028902 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7d05-9f62-a8e41eb8e4b4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028902 |
| Status | PUBLIC |
Content hashes
| Canonical text | d9d1c392cc6e8a7b21693521bf70e922f2d2ad3a48a37823fd21d3f6401d8249 |
|---|---|
| Markdown | 5d8289e9cf8e648c64b89be481d12677ac99efda82c9d56100d90110f443c5a1 |
| Publication page | f46e6132167241cadb354465af5d65673ea7f87146059e50db3ae496e46db099 |
| Manifest | ab246c0ce6d6a6e76dcc18ded8cf469b3a6e0b8ad9cab42347354b9ea63b92c2 |
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 | q33NVTz3IvfaDDeaREsrXKumxEKj8YSRiDE3m2LkUmFTt8ac5Iktb24oQpvERJElbvHIJAYtiJ07UhVDwiwtAQ== |
| 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
| 2026-09-17T08:20:17.492105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028902observed f46e6132167241cadb354465af5d6567...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:17.473570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028902/manifest.jsonobserved ab246c0ce6d6a6e76dcc18ded8cf469b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:17.455581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028902/publication.mdobserved 5d8289e9cf8e648c64b89be481d12677...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:17.432630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028902/publication.txtobserved d9d1c392cc6e8a7b21693521bf70e922...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. |
|---|