OT-2026-000021165
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed 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-2026-000021165) never changes.
Identity and time
| Publication number | OT-2026-000021165 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-72a2-b2d8-b9dcde5fef47 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021165 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1467e4db7eedf0cf535fa3404a40639ac8f953dd3c4e199152c488fe94653d42 |
|---|---|
| Markdown | ce338dedff8f5fcf110f7af0ffef7cb39ed2b15d541aae866af05761b14e9d0d |
| Publication page | e0c4db26f090841db935bd80852b3e1760e96358049e0ea7fe5e7f5aa123fdd7 |
| Manifest | 093b3c2a338305481a542c60b5781fc07fcaf2e4c596c1d59eb47bae7f6084f7 |
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 | pV+8rMYKGReoRTWa1Zo7qQl/+PtZKR+EPGI0t8vCiFVqTP73a9IyVV1qtTb6CzkjMd7eZxObIKy/fQMOHmhUBg== |
| 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
| 2026-09-17T11:54:56.085855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021165observed e0c4db26f090841db935bd80852b3e17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:56.065543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021165/manifest.jsonobserved 093b3c2a338305481a542c60b5781fc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:56.045134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021165/publication.mdobserved ce338dedff8f5fcf110f7af0ffef7cb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:56.023196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021165/publication.txtobserved 1467e4db7eedf0cf535fa3404a40639a...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. |
|---|