OT-2026-000028181
Publication integrity record
Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000028181) never changes.
Identity and time
| Publication number | OT-2026-000028181 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7b59-baa1-0d83573dfc6b · 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-2026-000028181 |
| Status | PUBLIC |
Content hashes
| Canonical text | 035080048a7327e4a40ebd90bcf207e904db48e63df8339041f7e1326ffaf21a |
|---|---|
| Markdown | 0aa6ac7d742b0d873e8e426f4a1626a63b2f59deff78b4fad4bc12354e8d9aa9 |
| Publication page | 673371413ddc07b4b97a8cc0af99ac5252c2d92e8c5ca5dd31ab098a1f21e8d7 |
| Manifest | 3f0b4b241f939af6da72c33688c0bef2f4356d0861900f253b2ef83018ab2421 |
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 | D5yahqEASThv6gfjYfv14fDeelObzweR87j9o4rpXMrJXSIFQHa7OhPIyiGASRVY1+IOivMG95N1+vpSXlQ/CQ== |
| 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
| 2026-09-17T11:42:32.477459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028181observed 673371413ddc07b4b97a8cc0af99ac52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:32.459883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028181/manifest.jsonobserved 3f0b4b241f939af6da72c33688c0bef2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:32.442556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028181/publication.mdobserved 0aa6ac7d742b0d873e8e426f4a1626a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:32.424488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028181/publication.txtobserved 035080048a7327e4a40ebd90bcf207e9...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. |
|---|