OT-2026-000048691
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, 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-2026-000048691) never changes.
Identity and time
| Publication number | OT-2026-000048691 · never reused |
|---|---|
| Internal UUID | 01a0ae80-c32b-7ee6-adad-10a9cb891494 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:29.321882Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048691 |
| Status | PUBLIC |
Content hashes
| Canonical text | d7fecfed172fd89790ec0840a5bcd4ff5e4cfd07a3ba4f1cff656ad98f2f2888 |
|---|---|
| Markdown | 06f59d748ecdedf4612fce87bb6f594bf27c7f5eb677543231b47c59fb0b50e2 |
| Publication page | 6c99d90982ff623a00bbdc984aa48bb84883edee5c7c079025f1c5fb587087f2 |
| Manifest | 4a65c9fdc42d1a11222caca97581872ff4dc3697c8a782087128a8b8c60c4d18 |
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 | 9q//2ohBbEp+JKKrfenBuxDxMMq3i3PDszfe2KyU6fmiTj4RIWUh+6RjIzqB+NMyVLYoh6JBZ1VhWvzLhM8oAA== |
| 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
| 2026-09-17T11:04:19.286893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048691observed 6c99d90982ff623a00bbdc984aa48bb8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:19.266556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048691/manifest.jsonobserved 4a65c9fdc42d1a11222caca97581872f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:19.245305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048691/publication.mdobserved 06f59d748ecdedf4612fce87bb6f594b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:19.227194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048691/publication.txtobserved d7fecfed172fd89790ec0840a5bcd4ff...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. |
|---|