OT-2026-000022139
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, two stage ejector, 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-2026-000022139) never changes.
Identity and time
| Publication number | OT-2026-000022139 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fb-71a2-8c8f-7a68529ed622 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022139 |
| Status | PUBLIC |
Content hashes
| Canonical text | 27b45b8b68464e1d69ab6734dc224b35d14f654a0b32169bf7937fc97131807b |
|---|---|
| Markdown | d6f619a930d341403c10948be38c3779722232094b7c04a267fe820bf149490a |
| Publication page | 742d3ae18d62745553ad1d05789b5c41c909b19cfb86c95d4a5210d9b7759364 |
| Manifest | 2630a4d7ee25cdcb7abaa2366c92ebba24587db7f42aa18fd1d58cc3994c0cb0 |
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/RLg5uH6knL3OrCfsbpJAa+My9pqD6L9OcvGrlxv1gFLhupbg8SasXtwPwUjLLu6O1ESm4408VEbkMOxW56Ag== |
| 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
| 2026-09-17T11:52:48.830063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022139observed 742d3ae18d62745553ad1d05789b5c41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:48.810427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022139/manifest.jsonobserved 2630a4d7ee25cdcb7abaa2366c92ebba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:48.793098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022139/publication.mdobserved d6f619a930d341403c10948be38c3779...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:48.776859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022139/publication.txtobserved 27b45b8b68464e1d69ab6734dc224b35...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. |
|---|