OT-2026-000028445
Publication integrity record
Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000028445) never changes.
Identity and time
| Publication number | OT-2026-000028445 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-741a-8797-8b7c4fbff95d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028445 |
| Status | PUBLIC |
Content hashes
| Canonical text | 257d5442d3b512458521a64540f2f65ce31f4494f79c004c2cec25543edc73e2 |
|---|---|
| Markdown | cba808aba3ae4b56f80eb5eb1d562bce3abfdf673f15cdc43401b2ef8fe405d1 |
| Publication page | 69ba9117d9a9c5a6f4d1edf47b0c2f3c70efaa8c6b845fd6b8c291fa97ec3441 |
| Manifest | 4a6f7f6b764994328015289ef56fda5f97b21837e828c9b3e0a17484d1c54946 |
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 | mBCFkviPO0D8ZZFnqMDEHGO7ucDXT6odz51F3J7e4+eXRYLutcsZq82JRZ8fH3DAOBl6F7XaosK0Im0b7aeBAQ== |
| 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
| 2026-09-17T11:40:34.900582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028445observed 69ba9117d9a9c5a6f4d1edf47b0c2f3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:34.879557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028445/manifest.jsonobserved 4a6f7f6b764994328015289ef56fda5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:34.863447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028445/publication.mdobserved cba808aba3ae4b56f80eb5eb1d562bce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:34.846142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028445/publication.txtobserved 257d5442d3b512458521a64540f2f65c...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. |
|---|