OT-2026-000012143
Publication integrity record
Three bellows cup vacuum gripper, three zone face, 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-2026-000012143) never changes.
Identity and time
| Publication number | OT-2026-000012143 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f4-7269-8424-dc13eb2d67fe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012143 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7ed74e6b897c9e2f7e537772e7e4ef29f54d02792b5d35106a954e4fc9365e50 |
|---|---|
| Markdown | b4eb6d4c451f313ce536146e66869c67d1e961afc54a60fb6c5cec8ca1acf03c |
| Publication page | c4055b5cb48606bef8facf34559831f633bd7852d2e29b814f609daf15bd4129 |
| Manifest | cf88dc8a91ce13b2de8facef67b4d1bb6626bba121619eb3b9bfeea91e40cf03 |
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 | hYcQv/sBlk4eIzfkNabUT9Yh5eKhO4freLr4p0IUXN9esGd1UPUjch3LfKPj3qeBuu6b9sfhIjIkWG/WW/gICw== |
| 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
| 2026-09-17T12:11:02.129800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012143observed c4055b5cb48606bef8facf34559831f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:11:02.110308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012143/manifest.jsonobserved cf88dc8a91ce13b2de8facef67b4d1bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:02.088187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012143/publication.mdobserved b4eb6d4c451f313ce536146e66869c67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:02.067375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012143/publication.txtobserved 7ed74e6b897c9e2f7e537772e7e4ef29...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. |
|---|