OT-2026-000056195
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000056195) never changes.
Identity and time
| Publication number | OT-2026-000056195 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd1-7f88-97b2-a4db136edd32 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056195 |
| Status | PUBLIC |
Content hashes
| Canonical text | 09b6255fa832801b97932222423d6cd6fc029a28e99f5e0394a1a17c1531b5ce |
|---|---|
| Markdown | 816a2eccf906a17ae46596fa83dc1813ad59d9edbb00d630060a8fbd863e0f8a |
| Publication page | 2426a73dfc5cc4fd2eeb39db3ad4dad5685a614694135489210886275b6e7424 |
| Manifest | a519afe251cdacc626d9fe05ae462245feba3f67e25acd96bdf976f11f4b3b18 |
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 | LlE5xzvPhPZxYFcVGQNQU3sVNuR1QBelA6F905fJfsl/BydXi3HU5n/Z9yhSnIqu4y1NUjA5u9zAo44Dvom1CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:39.600170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056195observed 2426a73dfc5cc4fd2eeb39db3ad4dad5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:39.561518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056195/manifest.jsonobserved a519afe251cdacc626d9fe05ae462245...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:39.542608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056195/publication.mdobserved 816a2eccf906a17ae46596fa83dc1813...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:39.524842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056195/publication.txtobserved 09b6255fa832801b97932222423d6cd6...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. |
|---|