OT-2026-000028000
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before 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-2026-000028000) never changes.
Identity and time
| Publication number | OT-2026-000028000 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-7df6-a174-c4985e25dfdc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028000 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e9ed7a468b42536a42bb457a8558394d946ced29c59e446a439efb46f8d16bf |
|---|---|
| Markdown | a50297c3f708afb6e7514f764e7a957a68dd2a5197cf994f2990af11327d66d4 |
| Publication page | e9bb5beb726ed0de61f25406d22034ffa1f21e58d48f852b3860f918c516961c |
| Manifest | 61d98ef3ef4032f84e5d0c9b92212a1e8a21e013d79efe6e41dce0794069c40a |
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 | aDJur+FqAUvF6I01pk9UIvhmyaKNcsAKhy78hhfynVGOP4167uA3vp0RuL5E13vWd5ELW3UGdnz7z3UUXUYtCQ== |
| 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
| 2026-09-17T11:42:12.643579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028000observed e9bb5beb726ed0de61f25406d22034ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:12.625634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028000/manifest.jsonobserved 61d98ef3ef4032f84e5d0c9b92212a1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:12.608593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028000/publication.mdobserved a50297c3f708afb6e7514f764e7a957a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:12.589795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028000/publication.txtobserved 7e9ed7a468b42536a42bb457a8558394...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. |
|---|