OT-2026-000044308
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000044308) never changes.
Identity and time
| Publication number | OT-2026-000044308 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-39d6-72b6-b0f7-3c3378f2a9ca · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:32.012327Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044308 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6925565d2c852e8564855b19e4b57d96f4965f490670af0e11a5b2d381acc28b |
|---|---|
| Markdown | fd6b0fba82dac896e6f79284f9122de071963418dd237fad074969108da7f3ea |
| Publication page | 7738ead89fc6d545bc31351165203dd5f483c35f47cf5694e0fcab6109467fe9 |
| Manifest | e8bdd5dc6129ffe5b9ba151a30fa26eeab145fc22d561479c1a5e4681b881f42 |
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 | MHSvuC4OAtlBuDBI7YIL4EW6x0NcUJBtvLNbVVgTvj9OdOBAauxAbMEDYo6rdEne9zuMc9Y0TFkzTm9DnWm4DQ== |
| 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
| 2026-09-17T08:30:17.246098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044308observed 7738ead89fc6d545bc31351165203dd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:30:17.226380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044308/manifest.jsonobserved e8bdd5dc6129ffe5b9ba151a30fa26ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:30:17.083511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044308/publication.mdobserved fd6b0fba82dac896e6f79284f9122de0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:30:17.067223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044308/publication.txtobserved 6925565d2c852e8564855b19e4b57d96...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. |
|---|