OT-2026-000029179
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000029179) never changes.
Identity and time
| Publication number | OT-2026-000029179 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa0-7b93-9868-26cc56b2b1c8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029179 |
| Status | PUBLIC |
Content hashes
| Canonical text | c4cd352ccbc713f65ce512fb849e294e0cd672b2d195c2d6d082a8c5a417d737 |
|---|---|
| Markdown | 9710bad2c2a3098d45632e43b5653828c8899132c9fc5eb8ddd8c77508afcf98 |
| Publication page | 8b1f7a28d9ccb5a76d87b3e468ba3d54cc6ce1e5b0e85a2688da8e82e4c64826 |
| Manifest | 3fb4cf030e825a9b6a262899326839196669aa3dc54b81f3ceaa3aefa0d7ce9e |
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 | rcJ89i5SMQyIk6O/LyVD1C7UpR8BF4sXpI3Ccp4Isj3ATsXUW7J8NAOVGtyDeNj2VtLk0cddpb0l7oip2N7vCA== |
| 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
| 2026-09-17T11:39:40.736200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029179observed 8b1f7a28d9ccb5a76d87b3e468ba3d54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:40.718951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029179/manifest.jsonobserved 3fb4cf030e825a9b6a26289932683919...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:40.699970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029179/publication.mdobserved 9710bad2c2a3098d45632e43b5653828...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:40.678566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029179/publication.txtobserved c4cd352ccbc713f65ce512fb849e294e...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. |
|---|