OT-2026-000022249
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000022249) never changes.
Identity and time
| Publication number | OT-2026-000022249 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fc-7b7b-8286-4c6f36c41f40 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022249 |
| Status | PUBLIC |
Content hashes
| Canonical text | 54f01a7394fde13a1387aebcd945236dcd2d130124bb9328982b34cc6d63a404 |
|---|---|
| Markdown | c4f509b61ac7b30d40d6caee665f497be2b45ab18a25262578896b0b0377ae6d |
| Publication page | 713da272f299b91718f8b05e489540238b43b2c56d9ff12a99aa9817437ad3c2 |
| Manifest | 9e9243a8f20f5b141d4a9ca74166d74077dcb049427aa23bce0d377e65fa29ae |
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 | PY2YFhB//JvrlxV8eGB7s8mUWVvFWRNeuRNiqTMMarePghA455MWzFDxdqxDTQiiCfA5OLaVN03x1N94ZYbJDA== |
| 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
| 2026-09-17T11:53:02.786190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022249observed 713da272f299b91718f8b05e48954023...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:02.768276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022249/manifest.jsonobserved 9e9243a8f20f5b141d4a9ca74166d740...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:02.749283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022249/publication.mdobserved c4f509b61ac7b30d40d6caee665f497b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:02.729198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022249/publication.txtobserved 54f01a7394fde13a1387aebcd945236d...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. |
|---|