OT-2026-000090824
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-2026-000090824) never changes.
Identity and time
| Publication number | OT-2026-000090824 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-7203-accc-bc0719f343aa · 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-2026-000090824 |
| Status | PUBLIC |
Content hashes
| Canonical text | e4a626c8d4244787401cb85e1cb8f6ee9ac174585ce1211211be040ddd929ffb |
|---|---|
| Markdown | ae36aa873ed28722fb023a5d254a5344027deb2cb9f8356fa11a7c914480c1a1 |
| Publication page | 6d36f44e920659e9109e4e3020a30f83743b93963e05ad699cbcaf3d5100d2da |
| Manifest | 4b85cb96a3c4fb3de2e7ecb7221eadb57d92a44ae8afef0c29a048bc4de3275f |
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 | z/WBfHcXzcee6xBL04OkVk41H/SApB0ppUz4O93FLaiZGH6HdbJ8A5hjTVxfott+MaEWn2GpedWwYi+v7FrGBg== |
| 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
| 2026-09-17T09:44:01.124965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090824observed 6d36f44e920659e9109e4e3020a30f83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:01.108930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090824/manifest.jsonobserved 4b85cb96a3c4fb3de2e7ecb7221eadb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:01.092834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090824/publication.mdobserved ae36aa873ed28722fb023a5d254a5344...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:01.075626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090824/publication.txtobserved e4a626c8d4244787401cb85e1cb8f6ee...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. |
|---|