OT-2026-000047083
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000047083) never changes.
Identity and time
| Publication number | OT-2026-000047083 · never reused |
|---|---|
| Internal UUID | 01a0ae7e-d0f8-7e98-9ad1-7d459ca3c339 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:21.770727Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047083 |
| Status | PUBLIC |
Content hashes
| Canonical text | 57c33dcd6bebbde315e8e840783d5ccb0fba79bfb4ee9aac2b7f66ac839650fb |
|---|---|
| Markdown | 7747a1f1555b2410c8cee87227642659e2f34e6280a86fd973333475d3416030 |
| Publication page | c6ba71fc4c70c6c9c06075b95e5a6bc939b300749806199b4c073a9c90e59b97 |
| Manifest | 507e57a9da38890dbb8129792eeda00bffcb8d027714d147833c80990f288309 |
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 | Nq3RgJV9HNFD+LlGCcT/EX+utpr20fII3YLmxwMUbDEYnmZIRcm1E+LDHGi8Mzb1KkPNHowjNUPy2oVhReHHAQ== |
| 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
| 2026-09-17T11:10:23.759611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047083observed c6ba71fc4c70c6c9c06075b95e5a6bc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:10:23.742074Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047083/manifest.jsonobserved 507e57a9da38890dbb8129792eeda00b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:10:23.715444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047083/publication.mdobserved 7747a1f1555b2410c8cee87227642659...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:10:23.694710Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047083/publication.txtobserved 57c33dcd6bebbde315e8e840783d5ccb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:07:51.876764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047083observed c6ba71fc4c70c6c9c06075b95e5a6bc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:07:51.858107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047083/manifest.jsonobserved 507e57a9da38890dbb8129792eeda00b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:07:51.838427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047083/publication.mdobserved 7747a1f1555b2410c8cee87227642659...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:07:51.819296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047083/publication.txtobserved 57c33dcd6bebbde315e8e840783d5ccb...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. |
|---|