OT-2026-000019856
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000019856) never changes.
Identity and time
| Publication number | OT-2026-000019856 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-773d-98db-f9ad35906791 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019856 |
| Status | PUBLIC |
Content hashes
| Canonical text | d234a84cf0df69cbb4e1a8940d28c9bd800e7813aaa950f0c552ef3c991f7922 |
|---|---|
| Markdown | 8f6e0c6c17058e0641b434f64939f3753795ab7412d1b62da3cc58b63755edbf |
| Publication page | f38d2a86d2b46d19be373f6ded020055fbc3d533aa2d195a6ff8c43c2aa1a093 |
| Manifest | db911ccbb8e8920494e697ce278335f645156ac4a7714fb77c38d3d7e890ff7d |
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 | 1cQ7l96yY9ojq85fwG65Ne8S1gglDky941hHA8Pg9AmZFB+JSJ7k4LnWHVR5MBfsLoYcJDzM1Jl1NL5/15ZuDQ== |
| 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
| 2026-09-17T11:58:03.504443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019856observed f38d2a86d2b46d19be373f6ded020055...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:03.485348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019856/manifest.jsonobserved db911ccbb8e8920494e697ce278335f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:03.463748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019856/publication.mdobserved 8f6e0c6c17058e0641b434f64939f375...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:03.443040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019856/publication.txtobserved d234a84cf0df69cbb4e1a8940d28c9bd...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. |
|---|