OT-2026-000020638
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000020638) never changes.
Identity and time
| Publication number | OT-2026-000020638 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7b9d-a81b-e97281584085 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020638 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5a33af06f6fee8dccfbfec885a49e047aabcff9ab0d30a76adf08f8658078af2 |
|---|---|
| Markdown | cc0e563979185c1e21cb38ac7e6d8078bd18ff98761c66a32e05b6cef3c6fb20 |
| Publication page | da16169072421fdff3fcc9a2aa9917166bdca1866d4b62a94e863711a7077320 |
| Manifest | 6ca78846b09ba0ed895ffb0645e3621912304ce8b29e5d50b078fe436c0979da |
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 | I3S3BmWDiutkItIzU131FKW2CF+ljzyfFB8hmBy0OqgFbzh9QpbLZol6A1o4tHvbaPKSN0maOtD/C7uTH+wbAg== |
| 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
| 2026-09-17T11:55:35.324937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020638observed da16169072421fdff3fcc9a2aa991716...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:35.305655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020638/manifest.jsonobserved 6ca78846b09ba0ed895ffb0645e36219...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:35.285030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020638/publication.mdobserved cc0e563979185c1e21cb38ac7e6d8078...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:35.265187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020638/publication.txtobserved 5a33af06f6fee8dccfbfec885a49e047...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. |
|---|