OT-2026-000041143
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six 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-2026-000041143) never changes.
Identity and time
| Publication number | OT-2026-000041143 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b142-7c2d-9d9d-96b15e0cb995 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041143 |
| Status | PUBLIC |
Content hashes
| Canonical text | 399d02560b72b03271e864cf2b81c340e74cd872cdfed23351d74d99fb056423 |
|---|---|
| Markdown | 8af05dc42e712907143017ddb68e7891f839e80a5b3d03fa307a072748583cc3 |
| Publication page | 5df203b118991daa24cc8874cded855720085c2b289c882153fa2f1d1cf2218f |
| Manifest | eb67de6fdb85ef0261902573a43e36d35f728bffb35fc69ff4eb330c0a4f8b62 |
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 | hMfqE6aVgaSvGdfyh1Rhz4bUgsI5TgV2/ZcykhSmG+B9DRjkd3Q18J76h8AoQ5GRUAzEigQC6FGHGVGndSivDg== |
| 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
| 2026-09-17T08:42:32.253165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041143observed 5df203b118991daa24cc8874cded8557...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:42:31.808522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041143/manifest.jsonobserved eb67de6fdb85ef0261902573a43e36d3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:42:31.522540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041143/publication.mdobserved 8af05dc42e712907143017ddb68e7891...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:42:30.561798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041143/publication.txtobserved 399d02560b72b03271e864cf2b81c340...fetched by grabo-systems from 34.44.131.203, 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. |
|---|