OT-2026-000029903
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, 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-2026-000029903) never changes.
Identity and time
| Publication number | OT-2026-000029903 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac48-7573-a621-f0d09ac24053 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029903 |
| Status | PUBLIC |
Content hashes
| Canonical text | f7fdb42f9af75f3b5d1a0535d582c7ac667a98a08c311b53a4e20336f5074465 |
|---|---|
| Markdown | c87dd6e1e91ad839d250d1ac04ef3c571d66b347769ad559009b51111691e7b3 |
| Publication page | e6b7e4142ae599cc10f48454edd14c60e7fc2b9f50f4653c0ebcd000ecf8219e |
| Manifest | bd447861cffe4499bbb208811ddd5c1753695bac0993b44939d7cd05f263898d |
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 | A/EckQ+hX/4Cj3Msij63hYdfGlnXUu81KiNSRhLD9BGgF+2dwhyZxR/calf2q2eodGenAOQpIhsCfF2TIdixDw== |
| 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
| 2026-09-17T11:38:36.313982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029903observed e6b7e4142ae599cc10f48454edd14c60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:36.289751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029903/manifest.jsonobserved bd447861cffe4499bbb208811ddd5c17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:36.273320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029903/publication.mdobserved c87dd6e1e91ad839d250d1ac04ef3c57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:36.247880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029903/publication.txtobserved f7fdb42f9af75f3b5d1a0535d582c7ac...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. |
|---|