OT-2026-000017748
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum 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-2026-000017748) never changes.
Identity and time
| Publication number | OT-2026-000017748 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-96fa-701e-9454-8d4bbd46dc18 · 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-2026-000017748 |
| Status | PUBLIC |
Content hashes
| Canonical text | 242c9fee71035254489a17993fdf987e55599c2521100fe7d353bcf1acdcf509 |
|---|---|
| Markdown | 679ff2d9c03b48f228ef574814b0abe99d65b326a35af8827f67df80386f5b8d |
| Publication page | 426d2352263e20ae5f7ab17410b9542ba575e51298c27e3022489b8bdc54272d |
| Manifest | 0c79d9b286c987634cd7af81f3ae298fa32d78c7645e703c65ed6198ee9564a2 |
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 | uUO83PsKLxwEWinj9kXL5pYz0jm06rmHzO/Q8PLkwAPBaN9IuTCCwoLjMaq0luBlEMI9z0iSU7LDrWFP0wEfCQ== |
| 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
| 2026-09-17T12:01:42.164615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017748observed 426d2352263e20ae5f7ab17410b9542b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:42.148861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017748/manifest.jsonobserved 0c79d9b286c987634cd7af81f3ae298f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:42.132364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017748/publication.mdobserved 679ff2d9c03b48f228ef574814b0abe9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:42.115743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017748/publication.txtobserved 242c9fee71035254489a17993fdf987e...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. |
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