OT-2026-000087980
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line pressure sensor, sustained 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-2026-000087980) never changes.
Identity and time
| Publication number | OT-2026-000087980 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa6-742b-ab8d-6dcd28c494fe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087980 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd6fd39352364d106425f42d3d11cd58b5fd09ad46862415e5f21be74a198362 |
|---|---|
| Markdown | 492c4c5d407c605aa29eecd9adbdd889d39d2d36e5633b3d44f6b3c2b1e601f6 |
| Publication page | c2a1ae44e372196ff02a0a97de1db47d32d7a810234e9d3dd8dde08d210c43cb |
| Manifest | 119139f1bcc06c2f9ab52ae479907cab2af085edd649ddfcf1e0523e9e92c80d |
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 | f/Dxmz7GhBN017Au4VwVjCsWdRb+n12Wga3NvTZyvh4kaizCS+/bqn8QHTeAkLIKqFS9WPOkdKZE4AEl7RF4CA== |
| 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
| 2026-09-17T09:49:16.683174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087980observed c2a1ae44e372196ff02a0a97de1db47d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:16.666490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087980/manifest.jsonobserved 119139f1bcc06c2f9ab52ae479907cab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:16.649135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087980/publication.mdobserved 492c4c5d407c605aa29eecd9adbdd889...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:16.628636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087980/publication.txtobserved fd6fd39352364d106425f42d3d11cd58...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. |
|---|