OT-2026-000019202
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000019202) never changes.
Identity and time
| Publication number | OT-2026-000019202 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-74ac-af78-af1d060b0399 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019202 |
| Status | PUBLIC |
Content hashes
| Canonical text | 654f9e94abe9a7343bf7c86061f56fa54802510558c4f2248c06ef070f5ebafd |
|---|---|
| Markdown | 2b923ba2b28504d2b7f2452fdde71acfd8d0189d72ab83c8362b1a09bd334c32 |
| Publication page | 43a57b33544149c35e3f056a8b33da322015b037e2c3eb2291c5c8b0feb37aae |
| Manifest | 7192c255b406cec83f9d340962aa4de5d843cf7371653db3e4c2354d33f3d4d4 |
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 | sjzLmwQV7LIZmJAO5884WDMvYx/OFjQHSBiJK5wmSy0iZQDa+mKh0DjUzEucbJEsp1CKtVwVWhiU1Jy6NyeHDQ== |
| 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
| 2026-09-17T11:58:31.351576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019202observed 43a57b33544149c35e3f056a8b33da32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:31.333876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019202/manifest.jsonobserved 7192c255b406cec83f9d340962aa4de5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:31.316403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019202/publication.mdobserved 2b923ba2b28504d2b7f2452fdde71acf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:31.297934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019202/publication.txtobserved 654f9e94abe9a7343bf7c86061f56fa5...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. |
|---|