OT-2026-000057688
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, sustained blow-off after 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-2026-000057688) never changes.
Identity and time
| Publication number | OT-2026-000057688 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2695-760b-a3b5-7a928209a845 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057688 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6fcf0abf4302f8c968636eefba634f56a6e1fa04f996d0d284eca48f709c116b |
|---|---|
| Markdown | 4f2876a50b9c00e639cadb11afae464cf9778d52394fb5fdbe9192f963c976d0 |
| Publication page | 60920552a55c599a456e8540f56aa4a3093eae7035dd31ab6bdb3dce854a703e |
| Manifest | cfbd5d5b5b358e710c98f8ded702fafc48759bff99ccea2d2a1114f7a1fe2bb4 |
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 | sk1oRTb5S6j/+aPQMQ7u018+5NdIjamypT2nwBAovPPq+1LTFQTXBm2sYtImK88jqEelLT71lHpV3aSuEqcPDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:48:20.970225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057688observed 60920552a55c599a456e8540f56aa4a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:20.948551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057688/manifest.jsonobserved cfbd5d5b5b358e710c98f8ded702fafc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:20.925660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057688/publication.mdobserved 4f2876a50b9c00e639cadb11afae464c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:20.899279Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057688/publication.txtobserved 6fcf0abf4302f8c968636eefba634f56...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. |
|---|