OT-2026-000042765
Publication integrity record
Single cup vacuum gripper, two stage ejector, sustained 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-2026-000042765) never changes.
Identity and time
| Publication number | OT-2026-000042765 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-75c1-8584-b8fa747fb17f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042765 |
| Status | PUBLIC |
Content hashes
| Canonical text | 42d1187f27e0bae678484d9d56787a6c2482df10ae67bc8222db1858be28cb47 |
|---|---|
| Markdown | f210100f130c1a24e0e3ffbcac7a05da4aeacf1f78249718ef788246c88fb2cd |
| Publication page | 7fb10c0f2b88087d2ed473a6af107cbf94100817fd78b5ad7466179e7fda904f |
| Manifest | 4da60f06d212f4970c28b176602f07b94a47d56fa03d33a622a725707859f05c |
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 | ogMWo6nWn2nP3rtopCoD9PTconP4QPCvxcy4xGic81kZAf9ZB3bPJ4KEsQ/SeBC9aSqkF+p8DipxLB9A0Zo2Cg== |
| 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
| 2026-09-17T11:15:13.316795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042765observed 7fb10c0f2b88087d2ed473a6af107cbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:13.295147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042765/manifest.jsonobserved 4da60f06d212f4970c28b176602f07b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:13.277210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042765/publication.mdobserved f210100f130c1a24e0e3ffbcac7a05da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:13.259722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042765/publication.txtobserved 42d1187f27e0bae678484d9d56787a6c...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. |
|---|