OT-2026-000028302
Publication integrity record
Two pad foam vacuum gripper, two 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-2026-000028302) never changes.
Identity and time
| Publication number | OT-2026-000028302 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7527-873a-ac2165bab2db · 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-2026-000028302 |
| Status | PUBLIC |
Content hashes
| Canonical text | d72293f29de3971ff8e40a68b18d1e9948a745a46a2824e17ea1c3cd22d76b8d |
|---|---|
| Markdown | 5e49b4d4ccce4c03cd93dc97f9a3ef5403d3fac49f035deb4c0e5aff5e708fab |
| Publication page | 8bfaf9475b83a0de7de2212be8b0809b545c53a15b5c31d40f421dc90e8a1c5e |
| Manifest | 3d6b2021ad336e94b1dcbbb3af650ca13cbd2cc13b4209042546b763dd0ec181 |
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 | rUUHpvwh5p3ar7rJa8Yck4VP7Jup9rFETdeg9GKSGxkN2Cjkkl/lhaYhT1RkBuLvtHmqNEMMYSZj25bWUJq+Bg== |
| 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
| 2026-09-17T11:40:17.618104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028302observed 8bfaf9475b83a0de7de2212be8b0809b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:17.598071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028302/manifest.jsonobserved 3d6b2021ad336e94b1dcbbb3af650ca1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:17.579440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028302/publication.mdobserved 5e49b4d4ccce4c03cd93dc97f9a3ef54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:17.559826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028302/publication.txtobserved d72293f29de3971ff8e40a68b18d1e99...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. |
|---|