OT-2026-000020771
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, single 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-2026-000020771) never changes.
Identity and time
| Publication number | OT-2026-000020771 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-761b-b7bf-fc99781d7741 · 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-2026-000020771 |
| Status | PUBLIC |
Content hashes
| Canonical text | feed8dcfaab4882101076ad613e4a9432806d7498db8b4ed87a60358440ee527 |
|---|---|
| Markdown | cbdf49472255e4ff3bdac719b3f341a523f27fb42f22e4c5d92cbd62fb1a3a45 |
| Publication page | 2d3eded672160ff15b6fd10253610106559455b760176ec6af94ea9bac183829 |
| Manifest | 880a2709d53da24f0ab9f33278401024614a76de7a8b69547ab799f55f549c12 |
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 | rw5ikYULemCi26QPvdV2+S0S6DJm19L+tW4adkHwfa7tSxaurwF0jF7obBBtjhUVoQjOHV8cZh7xMjHUWCI0Ag== |
| 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
| 2026-09-17T11:55:50.900731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020771observed 2d3eded672160ff15b6fd10253610106...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:50.882855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020771/manifest.jsonobserved 880a2709d53da24f0ab9f33278401024...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:50.866818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020771/publication.mdobserved cbdf49472255e4ff3bdac719b3f341a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:50.850167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020771/publication.txtobserved feed8dcfaab4882101076ad613e4a943...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. |
|---|