OT-2026-000020388
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000020388) never changes.
Identity and time
| Publication number | OT-2026-000020388 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-7432-9533-470707c6dd1d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020388 |
| Status | PUBLIC |
Content hashes
| Canonical text | 26dd5fd6ede1b3b3fdb9a92d460c720332e1687f3bcaaf14421952ed077ec2be |
|---|---|
| Markdown | 14c4c4bd3c093e0cb1596719eedd41a6dcce153221f33d93204c1a1f44103918 |
| Publication page | 93f712cf7325bc0f99fd363ef7ec9c2cc7bf3612bc7da57a2718dc607f33670a |
| Manifest | 0cda1a1515126370dc84023da6cbc84d1359214404637e832261d627fd4a8abb |
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 | s1fsAIVeIvyaraMLkxtBzgO1lp0FHNkCq1uMN+CD9DPKuKm5lSDmKmYJgBaqptIYXVHsh04tAdXiWxuV232GCg== |
| 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
| 2026-09-17T12:00:16.468946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020388observed 93f712cf7325bc0f99fd363ef7ec9c2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:16.449032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020388/manifest.jsonobserved 0cda1a1515126370dc84023da6cbc84d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:16.432767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020388/publication.mdobserved 14c4c4bd3c093e0cb1596719eedd41a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:16.416342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020388/publication.txtobserved 26dd5fd6ede1b3b3fdb9a92d460c7203...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:21.509475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020388observed 93f712cf7325bc0f99fd363ef7ec9c2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:21.490536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020388/manifest.jsonobserved 0cda1a1515126370dc84023da6cbc84d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:21.471531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020388/publication.mdobserved 14c4c4bd3c093e0cb1596719eedd41a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:21.452233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020388/publication.txtobserved 26dd5fd6ede1b3b3fdb9a92d460c7203...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. |
|---|