OT-2026-000005855
Publication integrity record
Vacuum cup gripper, per zone isolation, pump fed, pressure verified at each zone, contact triggered
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-2026-000005855) never changes.
Identity and time
| Publication number | OT-2026-000005855 · never reused |
|---|---|
| Internal UUID | 01a0a947-220f-7a79-ac66-cb2e1aedb1e7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:13:26.418529Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005855 |
| Status | PUBLIC |
Content hashes
| Canonical text | a591d617cf3b2d10dbacd9bc2afbf49381385d3b472a549e033806172bd3e5a2 |
|---|---|
| Markdown | beb4bf4be28dbd8d07e4ccbfab84165b906eb3779bba437eeb7838f9dcd934cc |
| Publication page | 962c96b2574b59501aa069410bfcd323cfebc40f793e123b13e79d5d7a1df9a8 |
| Manifest | 82ac92b26c5ea48710c1872fadac4b7e4dd3f302498ee596228e9a3f4ba19a96 |
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 | BVjPr3vB/3/wcgqSxB8jNQOF0j74PncjoLQOkDHB1M0VN+PI9vSOTDxK4WqQ14qEIVdVL9/s2strHhdrNkq+BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:25.123248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005855observed 962c96b2574b59501aa069410bfcd323...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:24.987285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005855/manifest.jsonobserved 82ac92b26c5ea48710c1872fadac4b7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:24.973780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005855/publication.mdobserved beb4bf4be28dbd8d07e4ccbfab84165b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:24.961629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005855/publication.txtobserved a591d617cf3b2d10dbacd9bc2afbf493...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. |
|---|