OT-2026-000031496
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000031496) never changes.
Identity and time
| Publication number | OT-2026-000031496 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-786c-9d08-0ee4a573505a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031496 |
| Status | PUBLIC |
Content hashes
| Canonical text | a0186f62b846be7932db2fcda55a5e4e0b78e68bf9a7a3da65dd8a5142ff90bc |
|---|---|
| Markdown | 48554e482182923c0e773e645d53098b5e71448131a294fe50b08b0613dfd134 |
| Publication page | 81bf414d22176239434c992061eafebcba2c7c1f7a8fae1639825c94dd412e33 |
| Manifest | 90faae87e885925e3f2bea18815979abd2aeb49b639e6a7871e3cb12715ecbc5 |
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 | 80BCGqUvSZIkCSlkN24d1DF8jj51VByypBcYWqLm6rtrLGjVWFCnNmKeZaSdnwgGVdYx1zqYP5IjHUJcy2xADw== |
| 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
| 2026-09-17T11:36:19.496176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031496observed 81bf414d22176239434c992061eafebc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:19.477980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031496/manifest.jsonobserved 90faae87e885925e3f2bea18815979ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:19.459783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031496/publication.mdobserved 48554e482182923c0e773e645d53098b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:19.440567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031496/publication.txtobserved a0186f62b846be7932db2fcda55a5e4e...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. |
|---|