OT-2026-000019948
Publication integrity record
Four bellows cup 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-2026-000019948) never changes.
Identity and time
| Publication number | OT-2026-000019948 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-7886-956c-21e82151991f · 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-2026-000019948 |
| Status | PUBLIC |
Content hashes
| Canonical text | ccd89ced0dc55fed68ba13e71bc893d861f6f0f240eea9fb8d2f7cd4cfaa6adb |
|---|---|
| Markdown | ed8c91bc9c2366585acb68153ecc5da79aaf5015b5c9427658878136672992f4 |
| Publication page | c3f62f4fa5b799edbbfeed052a7d181f34aed6e11c29e71e0011e97d5d25a6e3 |
| Manifest | 932ee030d50be1035a1cfdba56b89106f3d379bc9b5386fc7a395d94a65f5074 |
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 | oHiMXcaFAxBEZua8dO/8aZzGNj4cYJ71eRcLBBQZEaFzrVBZvNhKP9jPl85+5exz7NsNuY0QLyDaaJ3ZxpG6Aw== |
| 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
| 2026-09-17T11:58:10.568976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019948observed c3f62f4fa5b799edbbfeed052a7d181f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:10.551149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019948/manifest.jsonobserved 932ee030d50be1035a1cfdba56b89106...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:10.530972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019948/publication.mdobserved ed8c91bc9c2366585acb68153ecc5da7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:10.512518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019948/publication.txtobserved ccd89ced0dc55fed68ba13e71bc893d8...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. |
|---|