OT-2026-000018552
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000018552) never changes.
Identity and time
| Publication number | OT-2026-000018552 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48a-7063-b3bb-cb626f44aabc · 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-2026-000018552 |
| Status | PUBLIC |
Content hashes
| Canonical text | 13673d1078ab08df22424afcdee48b848152b56419d800805788e00d23d6640f |
|---|---|
| Markdown | 37907e38974f126f004874b16c3ca7ab5dc03a8d97fc08c9eba411a1230e904b |
| Publication page | f936abe1db18e82f8a6aa1621f49725853745dd91429b580db87aa3f88cb5237 |
| Manifest | e4ff4d8aa32c639471879828fb386a1ef9112f96000ad7bbc376f2d4056c3661 |
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 | Bc+Qo3ECqnAMQVSLmVYBDwr/8/ex0Deq3uPx4iBRdR9H1iIj4YBJbIRBvsFzoENbruWOY3zXeTihv0TJs3+zAg== |
| 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
| 2026-09-17T12:01:19.856053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018552observed f936abe1db18e82f8a6aa1621f497258...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:19.837896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018552/manifest.jsonobserved e4ff4d8aa32c639471879828fb386a1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:19.821003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018552/publication.mdobserved 37907e38974f126f004874b16c3ca7ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:19.804214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018552/publication.txtobserved 13673d1078ab08df22424afcdee48b84...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. |
|---|