OT-2026-000090818
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, 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-2026-000090818) never changes.
Identity and time
| Publication number | OT-2026-000090818 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-734d-9e6f-0b3737bafc01 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090818 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1bf6a583c9619e319bea09e2a6d4554a4bf57358bd98312515e63406a9cbbf2 |
|---|---|
| Markdown | b6b8249600931a6cdb36ac6b73b8a7997c05e0c8d07b4fa4b034813253f2927b |
| Publication page | f6941995b537b5f2f63e2cea5a718f84f0449414b98e2e8281f17add04698101 |
| Manifest | 765a00d04e99cbae6e35216a325200b6f62570778f02276c58efd833533c14a6 |
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 | n/OZVMf5jqOppnhsqiTyMNUfpvWgVgsQkir6h5BAVvugtkSinUlXP4yB8tT1PAuIGTrjAYQ8KKNzzdiYXQI4Bg== |
| 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
| 2026-09-17T09:44:00.682196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090818observed f6941995b537b5f2f63e2cea5a718f84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:00.664400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090818/manifest.jsonobserved 765a00d04e99cbae6e35216a325200b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:00.647058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090818/publication.mdobserved b6b8249600931a6cdb36ac6b73b8a799...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:00.629534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090818/publication.txtobserved b1bf6a583c9619e319bea09e2a6d4554...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. |
|---|