OT-2026-000018509
Publication integrity record
Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000018509) never changes.
Identity and time
| Publication number | OT-2026-000018509 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48a-7c46-88b6-8e5896109a34 · 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-2026-000018509 |
| Status | PUBLIC |
Content hashes
| Canonical text | b33f0976d3b01ccfd7fbcb8d57f2b10a99a5cc89ec67654efbc584d636dc4a6f |
|---|---|
| Markdown | d8cb84fa52435a78d4d48c44861e078301cd50507418d0c393d2f046c64e29f7 |
| Publication page | 69c50580943071ccf894cab260620aea467b7303f01e72219477968db6efb675 |
| Manifest | 899367c4cc131b7c81a489683b12f505feb728da9868cafd6558b0cf23d2d17b |
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 | U1SmuQ3S+QZCfne+npC3inZ4HGJApKQOmdsOe9erbJUE5U9MoD3meaneiFaoDVmoTsGY8XipPBUPhjsHd9WSBQ== |
| 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
| 2026-09-17T12:01:16.852798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018509observed 69c50580943071ccf894cab260620aea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:16.836566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018509/manifest.jsonobserved 899367c4cc131b7c81a489683b12f505...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:16.819013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018509/publication.mdobserved d8cb84fa52435a78d4d48c44861e0783...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:16.798993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018509/publication.txtobserved b33f0976d3b01ccfd7fbcb8d57f2b10a...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. |
|---|