OT-2026-000028686
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000028686) never changes.
Identity and time
| Publication number | OT-2026-000028686 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7486-afc6-58a217ed1edf · 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-2026-000028686 |
| Status | PUBLIC |
Content hashes
| Canonical text | f579e3f662e08d1917f2b378dc180c8ae138c29488620602576ebb4a7233b0de |
|---|---|
| Markdown | ddf2ed206c12a5bc58683136b34db2d2cde0fedb4230cfb70c574a9aa3355042 |
| Publication page | a7d3b605bdaddb3dc4241edf69aedb89f57ef93e625bc6b0f001d34507f5f2de |
| Manifest | fd61a5124382ceeb74bbb778151a9398c25d569fc667fe7a41bfbbad13e5b9b9 |
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 | ytUIvB2QE61RmR3uwyDfr4jKIm3zl3DXclBOl+564jPxgalDPJdVq9rp2fZOlGSmGS+QLTbFfgMFhYAH85vyDw== |
| 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
| 2026-09-17T11:41:34.709994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028686observed a7d3b605bdaddb3dc4241edf69aedb89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:34.691617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028686/manifest.jsonobserved fd61a5124382ceeb74bbb778151a9398...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:34.665077Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028686/publication.mdobserved ddf2ed206c12a5bc58683136b34db2d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:34.642942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028686/publication.txtobserved f579e3f662e08d1917f2b378dc180c8a...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. |
|---|