OT-2026-000019407
Publication integrity record
Two cup vacuum gripper, two zone face, plant vacuum fed, 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-2026-000019407) never changes.
Identity and time
| Publication number | OT-2026-000019407 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7297-9eea-8a5db5a54bda · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019407 |
| Status | PUBLIC |
Content hashes
| Canonical text | b640167970bebcc5aa1f0de036a7aff8b8365bb9c25cb8f2f835d22a8d11fe29 |
|---|---|
| Markdown | db79c5fa25f992bc8b76c1222b6094a1982aef62499d3122f5d8b060102124ed |
| Publication page | a641ad6995989889f378a7e82b51bf9191d1d1b26154f0e053cd946909dc0dca |
| Manifest | 21d5891f72eacf4a7f1d5209428db368b899cecd23ce338e3e8202549c3afb11 |
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 | qJOLWvZ7cb8yzkZTUeuG4uNSu+6cPtH6N5fIs3Ui3kN03/nu65qI4vBcgrMjJOwNgjHW9hNIP3dQnc9hqSafCQ== |
| 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
| 2026-09-17T11:58:47.729487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019407observed a641ad6995989889f378a7e82b51bf91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:47.712816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019407/manifest.jsonobserved 21d5891f72eacf4a7f1d5209428db368...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:47.694741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019407/publication.mdobserved db79c5fa25f992bc8b76c1222b6094a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:47.677176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019407/publication.txtobserved b640167970bebcc5aa1f0de036a7aff8...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. |
|---|