OT-2026-000028184
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000028184) never changes.
Identity and time
| Publication number | OT-2026-000028184 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-76dd-b17c-39a7fe1f56e5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028184 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c22208fff8180fe55e76105c8f634b471faafa91d8e48780f0f885032a64442 |
|---|---|
| Markdown | 9977b733774e3ad20f85f1e41537ff3a97f0449a486a650cdeaa00d2d21ab996 |
| Publication page | e62c0fd14f1a808397080509759c3c67bbd3334fb91ad8478fdf5c73885a48c6 |
| Manifest | daf9540133080bbde3b1c0de921bd7e04def31ba031d172f7cfaebd963a978e3 |
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 | Gsu7G3eNkOmvW3f5NHgONbuzURdyTScJzWC22BWuyL0Te8kVxRj1YGchA1r0F1O992pKpQB5VihQ0GUnYgzoBg== |
| 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
| 2026-09-17T11:42:32.720741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028184observed e62c0fd14f1a808397080509759c3c67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:32.701563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028184/manifest.jsonobserved daf9540133080bbde3b1c0de921bd7e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:32.676835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028184/publication.mdobserved 9977b733774e3ad20f85f1e41537ff3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:32.659682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028184/publication.txtobserved 4c22208fff8180fe55e76105c8f634b4...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. |
|---|