OT-2026-000043120
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-2026-000043120) never changes.
Identity and time
| Publication number | OT-2026-000043120 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327a-71c8-9b9e-5a95143d9d9e · 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-2026-000043120 |
| Status | PUBLIC |
Content hashes
| Canonical text | c11b1ad1b764aebb8c84599b86e7225ec5b4b9a104d88fbe1304394b4d3b1a0c |
|---|---|
| Markdown | 31f36d56aaf7c78a688097012cae555b067a64eb192eefa0cdb06db92c35787e |
| Publication page | 4ad5a4334382467d689849732f9fa042f5e7112207d9d31854aea835f8303450 |
| Manifest | e3cd1c69428e09322ed23b055d03db2b87a5466eabec98941406e747d36b6bc1 |
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 | ciYdou0K4H0TJyB76lNsh80RETxINTmdpghjGGaf6gQRzKvb7XMI0zumt+nIuyB3EXrPsjUnvnZqCQTFLVhJDQ== |
| 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
| 2026-09-17T11:13:32.962330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043120observed 4ad5a4334382467d689849732f9fa042...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:32.944013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043120/manifest.jsonobserved e3cd1c69428e09322ed23b055d03db2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:32.925754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043120/publication.mdobserved 31f36d56aaf7c78a688097012cae555b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:32.906273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043120/publication.txtobserved c11b1ad1b764aebb8c84599b86e7225e...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. |
|---|