OT-2026-000028498
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000028498) never changes.
Identity and time
| Publication number | OT-2026-000028498 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-73fb-8bb0-86fd4099fc90 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028498 |
| Status | PUBLIC |
Content hashes
| Canonical text | 825323ea2da179fb06064c0d24ffedafd8bc490aa3a08d302e9cad67388f80a2 |
|---|---|
| Markdown | 475b62f3e90cbac749246682236e52a1bcd31808b72b2474d27fca8cc8cb26ef |
| Publication page | 611a82179fca717c90224fd907621a51f679a1c596d0149fdbfd93c4768a6038 |
| Manifest | 0fd0f51d9e6daace86efc223c645d34c8cc430d854faafd59c4244a62045d5dd |
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 | eJv3zNeugOCKEEJt2nrYrE5ve63R5dprl54H1PgrYH911rWgxzu7Y0dV12XzkSO1mBXIYxMN7lboTvY+CVIvCw== |
| 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
| 2026-09-17T11:40:45.589833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028498observed 611a82179fca717c90224fd907621a51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:45.573532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028498/manifest.jsonobserved 0fd0f51d9e6daace86efc223c645d34c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:45.556925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028498/publication.mdobserved 475b62f3e90cbac749246682236e52a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:45.538790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028498/publication.txtobserved 825323ea2da179fb06064c0d24ffedaf...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. |
|---|