OT-2026-000019381
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, 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-2026-000019381) never changes.
Identity and time
| Publication number | OT-2026-000019381 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-78de-b32b-4023f9ca8bdf · 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-2026-000019381 |
| Status | PUBLIC |
Content hashes
| Canonical text | 59754be2addcb5e68a882cbdb6a523360bb2fd8460dca18dc653dbbc35a36611 |
|---|---|
| Markdown | 5661608cd588b47a3155a68b126b391625c96b0421fd368419e709fd7f1790cd |
| Publication page | 979d8cdbb92468c7ea390c1152647dcf7cc688b0f209710d82fc316cd3d187f7 |
| Manifest | f75967d9897492ac7692cc530f1a9b3260fb2a07b3c218af92f5a25ebf1b5be2 |
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 | SwPFBzCWYINeMMr8sS/1QXb6kHHT3ixdcSjSYh/sNx0xNgXdzGQAKVDf8ApmrgYvjHwstVxkyiPIYuLTAYwFDg== |
| 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
| 2026-09-17T11:58:45.922622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019381observed 979d8cdbb92468c7ea390c1152647dcf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:45.904111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019381/manifest.jsonobserved f75967d9897492ac7692cc530f1a9b32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:45.884705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019381/publication.mdobserved 5661608cd588b47a3155a68b126b3916...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:45.865804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019381/publication.txtobserved 59754be2addcb5e68a882cbdb6a52336...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. |
|---|