OT-2026-000020099
Publication integrity record
Four bellows cup vacuum gripper, four zone face, three stage ejector, 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-2026-000020099) never changes.
Identity and time
| Publication number | OT-2026-000020099 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb8-70a7-a546-56e03ad950c5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020099 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99c37fe9bfd2fa38957c763f4212166bacc638b5d39314175099e2235a8eddca |
|---|---|
| Markdown | b62fa7062521b9c61d817d381a75f63369a444e311b958b9fa365bf09f09f3e1 |
| Publication page | c85ab6e8aab4bc72be3d98ac916a16970a1937a90f38480acad5ca9ff4c80279 |
| Manifest | 93e56fc25a03372e8c708a25286cd186be6bf71e16238a1e5600d9829f680e2f |
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 | LjcTpn9JCXDMK9Malfiye7elYHsT6L/h74k0nhb31tR0O2KS0tTX85OtWhRCvDfAf0Yb2jLVW9Pvm04DCiJ2Bw== |
| 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
| 2026-09-17T11:58:22.567156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020099observed c85ab6e8aab4bc72be3d98ac916a1697...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:22.549699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020099/manifest.jsonobserved 93e56fc25a03372e8c708a25286cd186...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:22.527587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020099/publication.mdobserved b62fa7062521b9c61d817d381a75f633...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:22.510652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020099/publication.txtobserved 99c37fe9bfd2fa38957c763f4212166b...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. |
|---|