OT-2026-000019274
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000019274) never changes.
Identity and time
| Publication number | OT-2026-000019274 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7778-bbe2-5a70fcfc70b0 · 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-2026-000019274 |
| Status | PUBLIC |
Content hashes
| Canonical text | 32434ac11c7328008c00e4ccd75131908f88bd9f4e70e9782f0d80f41b948173 |
|---|---|
| Markdown | db045c4afe1965925559ef592ad325705dc5b9db7127d05bacaac78ad7572184 |
| Publication page | 9a36903e11de3f9ae83a77715f617111f0acd0da3c2594ac691e22bb496c00c6 |
| Manifest | 004e39ac907d68cfde5bfe1d9a92581424a7f8ecf52ad1eae9d9b3a447795f0a |
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 | uSeEsiSpntU91Oq4UlWbRFBiZjrdHI57F/Rsl2wz9Me5unQ3jwlP7ShXVRtZUEgV9XgmfnhuoGg7mOmUmAcJBQ== |
| 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
| 2026-09-17T11:58:37.444641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019274observed 9a36903e11de3f9ae83a77715f617111...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:37.426334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019274/manifest.jsonobserved 004e39ac907d68cfde5bfe1d9a925814...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:37.407761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019274/publication.mdobserved db045c4afe1965925559ef592ad32570...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:37.389099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019274/publication.txtobserved 32434ac11c7328008c00e4ccd7513190...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. |
|---|