OT-2026-000050977
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented before set-down
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-2026-000050977) never changes.
Identity and time
| Publication number | OT-2026-000050977 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b4-7768-b6c5-da52e86f749b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050977 |
| Status | PUBLIC |
Content hashes
| Canonical text | a36a1e12563e6e7b58d3ff48290652f220454c24040f12235ac10f3f4d6bb50a |
|---|---|
| Markdown | 8e4e9936ab83b9ff62a1733cbb6e0b5cb10a4e3b0447df47df0a0d9842c2a398 |
| Publication page | e8ef8e3b216a96b42f9cd686d1887fcd496821729e2576a0dd6ac1aac8b080be |
| Manifest | 4b3b724a34b7f4e41b0f641e3871ba724d9a3a9c1e3abb37bb14702815817621 |
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 | L10yum39ytLKtUGSDis2UnqFq8GqWgcW3/EhwWXJugjlS4dNVqIBH2YeASGzdJDR2Q/IRwYjoi/4RXE+FV1lDg== |
| 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
| 2026-09-17T11:00:52.051370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050977observed e8ef8e3b216a96b42f9cd686d1887fcd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:52.032290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050977/manifest.jsonobserved 4b3b724a34b7f4e41b0f641e3871ba72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:52.011500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050977/publication.mdobserved 8e4e9936ab83b9ff62a1733cbb6e0b5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:51.993036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050977/publication.txtobserved a36a1e12563e6e7b58d3ff48290652f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:51.978214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050977observed e8ef8e3b216a96b42f9cd686d1887fcd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:51.958666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050977/manifest.jsonobserved 4b3b724a34b7f4e41b0f641e3871ba72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:51.941268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050977/publication.mdobserved 8e4e9936ab83b9ff62a1733cbb6e0b5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:51.922119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050977/publication.txtobserved a36a1e12563e6e7b58d3ff48290652f2...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. |
|---|