OT-2026-000018344
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000018344) never changes.
Identity and time
| Publication number | OT-2026-000018344 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b489-7b4f-bc2e-c9b5a6586640 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018344 |
| Status | PUBLIC |
Content hashes
| Canonical text | 781eba3c8d5cff34fc67903d5c63315314e2a33f2ea053c49bc72e84551c3b5f |
|---|---|
| Markdown | 9c66246116afbca4af4e145aa7d8d311d6f7e874e80cd6b4b110df86da6dbea4 |
| Publication page | df58b744c83d5a59153a3a238ed0a565ab22ba8990a2725a1fcacf719fa437a7 |
| Manifest | dc235f473366e31d45241b727c1b0eee4a69e72faf573d36e839ecb63dfecece |
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 | FudM6putHtSzccn4E6scUDfSi95M1E2Su1PjiLCuBUC+QMg2DF6svHql4wZ4shLkdRDAc6Wnx5knFWTTE3TUBQ== |
| 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
| 2026-09-17T12:01:04.826563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018344observed df58b744c83d5a59153a3a238ed0a565...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:04.808441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018344/manifest.jsonobserved dc235f473366e31d45241b727c1b0eee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:04.791612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018344/publication.mdobserved 9c66246116afbca4af4e145aa7d8d311...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:04.774496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018344/publication.txtobserved 781eba3c8d5cff34fc67903d5c633153...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. |
|---|