OT-2026-000043108
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, 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-2026-000043108) never changes.
Identity and time
| Publication number | OT-2026-000043108 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327a-708a-bf5c-07ea24130fdd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043108 |
| Status | PUBLIC |
Content hashes
| Canonical text | 522821b060f54235052ff8c461e658d50d9903bf1f78a00a8c18fe89dd2ef052 |
|---|---|
| Markdown | 744dc9df03b6c133574763884cd93a6b493368b86bae6f83c4ca5494bf351d84 |
| Publication page | 4c05939df9cc478cbdd9477fd7f60b146cd2166ba22920b76f4f2d7ec2394905 |
| Manifest | 1c7a63f4144050313f361f70b90360c940a12cf5a7c9058ad58bb981a9402957 |
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 | vUTz7ZNuKbeW2atARxEfFvMTBIWmdsonXsf+SIT2FG+RvdSF9p4gh0T0DtIFZhrY5oxmdx1P/SXj/POjDSoeDw== |
| 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
| 2026-09-17T11:13:31.995185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043108observed 4c05939df9cc478cbdd9477fd7f60b14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:31.976885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043108/manifest.jsonobserved 1c7a63f4144050313f361f70b90360c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:31.955854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043108/publication.mdobserved 744dc9df03b6c133574763884cd93a6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:31.935780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043108/publication.txtobserved 522821b060f54235052ff8c461e658d5...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. |
|---|