OT-2026-000017838
Publication integrity record
Four pad foam 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-2026-000017838) never changes.
Identity and time
| Publication number | OT-2026-000017838 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-96fb-7b4b-858b-66ab58a72476 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:38.350302Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017838 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d6abf93a9031c3b93fb43930f9ee45957bb170b067551816e593284e855b7fd |
|---|---|
| Markdown | 7b1beff626ae810b523f53725a044f1e7cd7a70a8daa7cd9e59d729e033f21d0 |
| Publication page | 0306aa9371ed5b0eccd563410831b1c18b7f5d0df57706d323080139ea4c84cb |
| Manifest | 9b42487b57ba55ace08829e306e7e6c3c301821206f5c1506a17235897fafc85 |
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 | m6es5Rj0Tsl3J4RMJoPPAyFjcHE3xjfv0AHliw9JplgNy4XgxCsx127RpGzVXDCl+98Dy8S1KSrz2MFkJ39wAQ== |
| 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
| 2026-09-17T12:01:48.938801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017838observed 0306aa9371ed5b0eccd563410831b1c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:48.920807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017838/manifest.jsonobserved 9b42487b57ba55ace08829e306e7e6c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:48.901126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017838/publication.mdobserved 7b1beff626ae810b523f53725a044f1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:48.881989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017838/publication.txtobserved 4d6abf93a9031c3b93fb43930f9ee459...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. |
|---|