OT-2026-000019889
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, supply line 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-2026-000019889) never changes.
Identity and time
| Publication number | OT-2026-000019889 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-7840-901d-a5d3d01daafa · 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-2026-000019889 |
| Status | PUBLIC |
Content hashes
| Canonical text | d490665084318277c24a0cecaf9f7ed061b7e70afaf6b7912078cf8e94237df6 |
|---|---|
| Markdown | 79e33f5b21235f0c92f22625f29392db3a4984ca0c85f68d801819fe4afb0ebc |
| Publication page | a9f3f112ae7a41570a956c7fed67029ad8a5afe16f7a70797dac844f0db57e55 |
| Manifest | 95d5a5a7b9b4d9aa4b894dc39fd2dc11c43ecc1f964614ee368e436da3b2b192 |
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 | ErBQY05MAK597tVmD8Oi1OB7uUdvgcDhojSJOqiMIZQseTDy5vzoAf/P2UESes7B2sAtgP386UDTd6eYKmuIDQ== |
| 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
| 2026-09-17T11:58:05.767432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019889observed a9f3f112ae7a41570a956c7fed67029a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:05.748489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019889/manifest.jsonobserved 95d5a5a7b9b4d9aa4b894dc39fd2dc11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:05.730234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019889/publication.mdobserved 79e33f5b21235f0c92f22625f29392db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:05.710561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019889/publication.txtobserved d490665084318277c24a0cecaf9f7ed0...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. |
|---|