OT-2026-000019452
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000019452) never changes.
Identity and time
| Publication number | OT-2026-000019452 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-79c2-a5f0-8960379a75cc · 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-2026-000019452 |
| Status | PUBLIC |
Content hashes
| Canonical text | ea414bb2b645979ecd29824289f15e0af97c619f9c9ef3657da2a99f26399274 |
|---|---|
| Markdown | 61c009464f077b86575fb74d08c6e316bea780a3ec6d81eb1b30182c92409499 |
| Publication page | c83ab22916507775dc194d60821b95b2a9e9f84de81da7b6bad845b8229a89ea |
| Manifest | 8033a1e69faed8c5b54d30c73c29b947d207acc856496d72eade005064037682 |
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 | aEZHgR5rcDaX8Kk3T1Bot6hv9wJxDcc6FfTWDzYOAtaWQ/808TuQxS20D/1DJNobDqJnqF9p4ErU2r2JAEGrAQ== |
| 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
| 2026-09-17T11:58:51.218700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019452observed c83ab22916507775dc194d60821b95b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:51.200728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019452/manifest.jsonobserved 8033a1e69faed8c5b54d30c73c29b947...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:51.183773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019452/publication.mdobserved 61c009464f077b86575fb74d08c6e316...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:51.166413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019452/publication.txtobserved ea414bb2b645979ecd29824289f15e0a...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. |
|---|