OT-2026-000043170
Publication integrity record
Foam pad 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-2026-000043170) never changes.
Identity and time
| Publication number | OT-2026-000043170 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327c-77eb-ba58-5627e7eb87f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043170 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56bcf3d94385b8e0140c44a79fc0d88721a410e8b19bc200d27a4800cd8c3c33 |
|---|---|
| Markdown | 47d39d263effaf5e0eae6a7b45b3b3bdbdadf9e5901e75f3d14cea7473a82d6b |
| Publication page | cf009207a427bc76eb1b5c3cebbda98858bc88cb408af103795b3db40818f4eb |
| Manifest | 143b966e73e06d65aea13337a63d0f9ee49164abb750b586457108a789fd45e3 |
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 | Hx5s9mV4lPANqgi+X5V1STJIOeSbFdW0egUwu/gBqXqZ+iDe69tuztC5PFdQ/iLeNZUQYDiUEgD8dD1IX2K9Dw== |
| 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
| 2026-09-17T11:13:36.994738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043170observed cf009207a427bc76eb1b5c3cebbda988...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:36.976206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043170/manifest.jsonobserved 143b966e73e06d65aea13337a63d0f9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:36.956852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043170/publication.mdobserved 47d39d263effaf5e0eae6a7b45b3b3bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:36.933016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043170/publication.txtobserved 56bcf3d94385b8e0140c44a79fc0d887...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. |
|---|