OT-2026-000081170
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, vented 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-2026-000081170) never changes.
Identity and time
| Publication number | OT-2026-000081170 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f373-717f-9323-689d9b36b98e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081170 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4dac7a1f1984bf072c0b44e9578f28ba10e369c22f501ebb90118f61f4a8929d |
|---|---|
| Markdown | 75890bbfe6fefeecdec5e76f285f15d0a9500b09602086cf4a70168556610c8f |
| Publication page | 89537a40df10954018f150d3dd7e687159d2a99e5f7380b41b9616e394c1db3d |
| Manifest | 604d2b432f31aacc8633828adc1de8c2cfb185109ce4a6d69f7bcab7c642c61a |
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 | cNciqRMAQsUoWf9CsjEWjLM1nYN1tqIAijrT8SqgQ18Z9fXVDNKgHdqmUupn48GX1wqc/hQm0eTx0NoMp5sbBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:01:08.673663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081170observed 89537a40df10954018f150d3dd7e6871...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:08.656772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081170/manifest.jsonobserved 604d2b432f31aacc8633828adc1de8c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:08.638072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081170/publication.mdobserved 75890bbfe6fefeecdec5e76f285f15d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:08.619210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081170/publication.txtobserved 4dac7a1f1984bf072c0b44e9578f28ba...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. |
|---|