OT-2026-000013871
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000013871) never changes.
Identity and time
| Publication number | OT-2026-000013871 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-7818-a353-b28366ac94ef · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013871 |
| Status | PUBLIC |
Content hashes
| Canonical text | 62ce107ac2f5424e5511eec2634794cb33a813054595676e9e3d5084630d2c8b |
|---|---|
| Markdown | 4ac42706b60aec612b19d359dbec11fec7c4e6b69aab22a0e7a155ffb844bcb6 |
| Publication page | a2699cf3cb4d01064007e508706547a21e7948287daf5815ab8f308fd1531fa0 |
| Manifest | c5c2c7a46238008a601cbfcb214bb0210923fdfec1ee744c3fed6cf430a4b24f |
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 | Zs+NWEv5m4irEol52RXanYfa5IkdZcAZYXTUhPadnK6bLkGWbQYgjwiCpXw5rIxj9fOX3ogn60gnu3J/MOOLBQ== |
| 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
| 2026-09-17T12:08:59.207898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013871observed a2699cf3cb4d01064007e508706547a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:59.187122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013871/manifest.jsonobserved c5c2c7a46238008a601cbfcb214bb021...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:59.168438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013871/publication.mdobserved 4ac42706b60aec612b19d359dbec11fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:59.148731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013871/publication.txtobserved 62ce107ac2f5424e5511eec2634794cb...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. |
|---|