OT-2026-000047291
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000047291) never changes.
Identity and time
| Publication number | OT-2026-000047291 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e56-7371-b43a-0a28ccfab38d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047291 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ab975915c13f13802cdcad2b61ef20650479b3e6ce37ed5f631ce8209a80e22 |
|---|---|
| Markdown | 2184884671a83127d3b167be6aee7aa8858047ec70fe2b6924252f9df1d11814 |
| Publication page | a4cd560fdff7d6e0d9cf4f08fd1003a2cda49b2a810ec11cb1693dd0aaca8a19 |
| Manifest | ebaac39f5702d54bb8cdbc265206b2666e2035ac30e46b701eb62e4f0214c2a9 |
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 | LCWD/suVfSCOwMIpg5RWsw9UFMHltBT4l6JWkhOalspR0YsegfMki+CJ+C/YLSUkbPqIKc+/AMjVHTi1C7oIBA== |
| 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
| 2026-09-17T11:06:15.960980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047291observed a4cd560fdff7d6e0d9cf4f08fd1003a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:15.942035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047291/manifest.jsonobserved ebaac39f5702d54bb8cdbc265206b266...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:15.923264Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047291/publication.mdobserved 2184884671a83127d3b167be6aee7aa8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:15.904466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047291/publication.txtobserved 8ab975915c13f13802cdcad2b61ef206...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. |
|---|