OT-2026-000042944
Publication integrity record
Single bellows cup vacuum gripper, pump fed, pulsed 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-2026-000042944) never changes.
Identity and time
| Publication number | OT-2026-000042944 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d1-786a-ad26-a167fdec4ebd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042944 |
| Status | PUBLIC |
Content hashes
| Canonical text | d945841f043f79b823e20ba0eeec6b02ec98cf9aa26a2bd7f272c74cd22fac9d |
|---|---|
| Markdown | 4d6b1d82deb58a48d8f557ead4eb5a2e81ead6a0a32ce80e61bf1eee6b8ed957 |
| Publication page | 467857ddca2f1f3134a1d03913727c3071184dfa28950bb59bdc004b18bce1d3 |
| Manifest | 2531c4c2765dc341a6846214100a3bf3d37b2bc54253c880031ad584d24633df |
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 | kD3CYwalscCHdKHTceRldhR8v7FZqzD+j6WhcF5758HQNGK32vPAGjILBay7rfjBfsqQSSoa4JbUxd3NzbDnDg== |
| 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
| 2026-09-17T11:15:28.709678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042944observed 467857ddca2f1f3134a1d03913727c30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:28.690750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042944/manifest.jsonobserved 2531c4c2765dc341a6846214100a3bf3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:28.673006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042944/publication.mdobserved 4d6b1d82deb58a48d8f557ead4eb5a2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:28.657339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042944/publication.txtobserved d945841f043f79b823e20ba0eeec6b02...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. |
|---|