OT-2026-000028982
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000028982) never changes.
Identity and time
| Publication number | OT-2026-000028982 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-7c65-98bb-f723d96ff26e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028982 |
| Status | PUBLIC |
Content hashes
| Canonical text | b53d54b17dc32d0d213b34ec3a536af108a980ad67c96eb21ec57ea5979bb08f |
|---|---|
| Markdown | 7af2c61e726f7fc83cf5eb7319d3e3dfc3cddf0db002c8b305c38ef50996e631 |
| Publication page | c1faca12f17c20117d51fd7f4665afeeedce7c5f829e4bf1250ba9e2a9673c52 |
| Manifest | f13e9e228761a5462e19c2bae29d259d6088fa020636a61f41e88b71844caca6 |
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 | 4eJcQWrGMIzNnbNtomcEeuET0rOhLIYk+R/NrqBzXwnzasVpj/fgXnU/4400mZ1qCcyFEqW1WeWdBF8ObkdFCw== |
| 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
| 2026-09-17T08:20:30.745878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028982observed c1faca12f17c20117d51fd7f4665afee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:30.728660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028982/manifest.jsonobserved f13e9e228761a5462e19c2bae29d259d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:30.710643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028982/publication.mdobserved 7af2c61e726f7fc83cf5eb7319d3e3df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:30.692732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028982/publication.txtobserved b53d54b17dc32d0d213b34ec3a536af1...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. |
|---|