OT-2026-000019313
Publication integrity record
Single cup vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000019313) never changes.
Identity and time
| Publication number | OT-2026-000019313 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-751d-a25c-2c4be994301f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019313 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac5cbb26e931650150aa5604df15cffdb7fc31a37713b2dd46091fd1e7fbf041 |
|---|---|
| Markdown | f530f881cc84a86fb709b8127a4dc3e44d0c12769df32f837a547d4b2a4752a1 |
| Publication page | aec1308825fae31dbabaf74d26703a44ee296e1039d9c3f3eba9897f2d7bf88b |
| Manifest | 925954b1a2884050878f9ae496b478ed05b4635d97dae5a26586a4c378a241c1 |
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 | sgdvFqYY1sdJo6PxF+rOXT90ir39/18UrzPpQkBRmurI8cE9q4kGmuoN4Vx/uL6056H18zHra1Lg57thsbUhCw== |
| 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
| 2026-09-17T11:58:40.509584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019313observed aec1308825fae31dbabaf74d26703a44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:40.491070Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019313/manifest.jsonobserved 925954b1a2884050878f9ae496b478ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:40.473318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019313/publication.mdobserved f530f881cc84a86fb709b8127a4dc3e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:40.454209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019313/publication.txtobserved ac5cbb26e931650150aa5604df15cffd...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. |
|---|