OT-2026-000041890
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after set-down
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-2026-000041890) never changes.
Identity and time
| Publication number | OT-2026-000041890 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a6-7a54-9de3-3b5d9047a22d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041890 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9f60b6ca0605db46869b8f0fbb50f2b1af148b3f47fba8402345fbbed8052926 |
|---|---|
| Markdown | b44af8b13a7434326367a761cda41d4c22cdab449a1346eabb8615e97d585183 |
| Publication page | a749510121e9e774c956520f990f323a442bd0323017fb3a8365f5f06306e1cf |
| Manifest | f8ec1ecb770a3522abbd561dd3302c75c41f8204334ed878295f3b84e4376a72 |
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 | 8RiQZUAwoDJVfe1Fk5HzSWv0Y6qVGHZLUrydc4E8swCYwHwJyR3SzTqv/EHJrmwJw4SG1Bj198ZMCRMKGnABDw== |
| 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
| 2026-09-17T11:16:46.067662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041890observed a749510121e9e774c956520f990f323a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:46.049619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041890/manifest.jsonobserved f8ec1ecb770a3522abbd561dd3302c75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:46.032942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041890/publication.mdobserved b44af8b13a7434326367a761cda41d4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:46.015093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041890/publication.txtobserved 9f60b6ca0605db46869b8f0fbb50f2b1...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. |
|---|