OT-2026-000068990
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000068990) never changes.
Identity and time
| Publication number | OT-2026-000068990 · never reused |
|---|---|
| Internal UUID | 01a0ae90-6dcd-7985-8f95-7ee54026b9a6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:36.025578Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068990 |
| Status | PUBLIC |
Content hashes
| Canonical text | 246c8316650ae25df33fc0db7947ac2afaee37e3039dcc296f84bcd136dfbe22 |
|---|---|
| Markdown | cdbbd9b202f03ac9344ae74f82cda4c09b69c6a4dc3a3eb1b63be7bce28721e9 |
| Publication page | efe50b25e6c55b00eadce34f3c3f80be06413c014255ca369e6ff5a1a17795b1 |
| Manifest | 9ce4df1f5e72ad37b26901e478c144a12216fe47dac9273f5f2aa002b091b389 |
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 | nvks40HHqFTD++eLGSObO+PYre7rtNDoeoc9VILWiybODDtNLCX5Jz0OCBqxUaVbJ99MmpPBiPUnUsniIrXDDQ== |
| 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
| 2026-09-17T10:28:50.072405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068990observed efe50b25e6c55b00eadce34f3c3f80be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:28:50.055104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068990/manifest.jsonobserved 9ce4df1f5e72ad37b26901e478c144a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:50.038632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068990/publication.mdobserved cdbbd9b202f03ac9344ae74f82cda4c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:50.017396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068990/publication.txtobserved 246c8316650ae25df33fc0db7947ac2a...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. |
|---|