OT-2026-000067395
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum 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-2026-000067395) never changes.
Identity and time
| Publication number | OT-2026-000067395 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-6bd8-73af-b386-1c521a666521 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:29.998864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067395 |
| Status | PUBLIC |
Content hashes
| Canonical text | d440afa84d055ebc08e1145a0bf8d93f27f5cb607e29e9398e7a3a4bdc1f3c98 |
|---|---|
| Markdown | c8fbea870ce3b0476fc95cccb07926761ced052c2082ea7e1d975346db0e3ef1 |
| Publication page | 6fa331654f29bf5017175b8628b656771571109e4092869520cc1f980b14a6a8 |
| Manifest | 4d3f651176e0d052241e302a97ea745d6cf8fe1db92da77b1acebbdcc47e3e73 |
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 | 4M0lT87kmFavOVh25OTGGNSFTIW+s9ef3LPCGRu0Z+lzsafRvrb9UgSKfhvQKquyVPg5bi1clV4KfuMl7//hAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:31:35.253900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067395observed 6fa331654f29bf5017175b8628b65677...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:31:35.238146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067395/manifest.jsonobserved 4d3f651176e0d052241e302a97ea745d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:35.222481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067395/publication.mdobserved c8fbea870ce3b0476fc95cccb0792676...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:35.205099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067395/publication.txtobserved d440afa84d055ebc08e1145a0bf8d93f...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. |
|---|