OT-2026-000021311
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000021311) never changes.
Identity and time
| Publication number | OT-2026-000021311 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-72aa-aaf0-b850ae69dc26 · 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-2026-000021311 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d01ffaf800afe989e59dc4b366b488d3ea3a57ebdf44b703133c769155d8675 |
|---|---|
| Markdown | d8cdf7f891493460f5e444335d22f17310df1eddb500d077b63a3fea69a3ac7e |
| Publication page | d77f1a1d987005980b9ac7cde5cab660ddd8eb267e5dc358a190b4542b1b9167 |
| Manifest | ad53cb7b50dff1654c30ce7a041b113d649fc06b5b19d4fa9b5002e76ce09ae9 |
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 | rfhXsqHxKeAzLjN+6lrFO92//gfOeelMnYlgXqE41unVexME4lOaD+E2JI2pkNl376fwdUWuReEirb2+gnkiDA== |
| 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
| 2026-09-17T11:55:09.345582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021311observed d77f1a1d987005980b9ac7cde5cab660...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:09.323110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021311/manifest.jsonobserved ad53cb7b50dff1654c30ce7a041b113d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:09.303893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021311/publication.mdobserved d8cdf7f891493460f5e444335d22f173...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:09.281882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021311/publication.txtobserved 9d01ffaf800afe989e59dc4b366b488d...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. |
|---|