OT-2026-000007412
Publication integrity record
Vacuum cup gripper, three zone face, pump fed, vented after set down, silicone cups
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-2026-000007412) never changes.
Identity and time
| Publication number | OT-2026-000007412 · never reused |
|---|---|
| Internal UUID | 01a0a97d-e2d6-79bd-a690-44ad9fe48494 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:13:14.713686Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007412 |
| Status | PUBLIC |
Content hashes
| Canonical text | e1135983e6207169e73aeca0921fd2b96998e708d041a3b8d3b09bfa8c1a5e87 |
|---|---|
| Markdown | cb0564f64e1aa210efa47eec354504bc80ff4a9bdc96e1acc3360a4adf44f7cb |
| Publication page | 3d7f73761808b54310c1cac392b8309ca1c268cc7982ac56fbb68910771a2aa6 |
| Manifest | 13f03951288d16b18084617578532030bc93a31b062bc5d43d8a11a475147a7b |
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 | uA3f0dgeq5CrAF+mZ4Hhh9SvmI2tvGWtrwSMaD2g5joiIfOwAyCUQGzbRJ8x/NeEJX/WtvNA2RaCSMUHx2giDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:20:06.808641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007412observed 3d7f73761808b54310c1cac392b8309c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:20:06.796467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007412/manifest.jsonobserved 13f03951288d16b18084617578532030...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:06.785490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007412/publication.mdobserved cb0564f64e1aa210efa47eec354504bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:06.772937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007412/publication.txtobserved e1135983e6207169e73aeca0921fd2b9...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. |
|---|