OT-2026-000031178
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000031178) never changes.
Identity and time
| Publication number | OT-2026-000031178 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-760f-991f-7bed7b954cc3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031178 |
| Status | PUBLIC |
Content hashes
| Canonical text | 911866e99b7948fa64cf2bb9cee1eb6ba38eb41435d0b73fcd29a5ef003fc5d9 |
|---|---|
| Markdown | 6f2d240fac8d9e25f07a702062fec5e9d0c8406e93ec6bdd6b3c9e5dcf919d31 |
| Publication page | a20b8e17d678c9baa9f2eef40e1df7c062fbfd018c492d177f6ef763ba9a1b7b |
| Manifest | f2f12fab248fdb2be0dc2326ef9dfcae4448cdd2902c35ba4708093366b59974 |
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 | JvCXJflnzeFgUHHbkqiMeiSCwi0kKnh5KwATFZL36an+Orbg2KkjD2KL3lOP4JNQ71Oa3kB7TQTiUnhMY3TkDA== |
| 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
| 2026-09-17T11:35:43.949475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031178observed a20b8e17d678c9baa9f2eef40e1df7c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:43.930436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031178/manifest.jsonobserved f2f12fab248fdb2be0dc2326ef9dfcae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:43.911649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031178/publication.mdobserved 6f2d240fac8d9e25f07a702062fec5e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:43.892122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031178/publication.txtobserved 911866e99b7948fa64cf2bb9cee1eb6b...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. |
|---|