OT-2026-000009828
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, sustained blow-off after 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-2026-000009828) never changes.
Identity and time
| Publication number | OT-2026-000009828 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-cb78-7f44-839d-e2dab8676bd8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:35.184400Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009828 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b61b4bac068744bea5b22f2e5747e4a6a12301d73514cc9e0b3df95be0879bc |
|---|---|
| Markdown | c06f810ed21988374fd5aec816e637a894a7d0fd311e07fc33f205de05b995a3 |
| Publication page | 1869d85b40c40e9af7d3fa792e66d1fdcbfea25fcabb7dac2b7e9356386167fa |
| Manifest | a729eadcb605b2243d2cda87402cd0b3062e8db2a94ba84601268c0ee5077700 |
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 | M2F7HIOCERm/Rv2/LMOwej7efYDhIUC3lSM1b4II3w5XKGAw4ifY0IdKANw+y7KXqIy2i7vmeAP8cLFDxbHnBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:15:49.209643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009828observed 1869d85b40c40e9af7d3fa792e66d1fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:15:49.188821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009828/manifest.jsonobserved a729eadcb605b2243d2cda87402cd0b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:15:49.166239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009828/publication.mdobserved c06f810ed21988374fd5aec816e637a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:15:49.143258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009828/publication.txtobserved 2b61b4bac068744bea5b22f2e5747e4a...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. |
|---|