OT-2026-000042773
Publication integrity record
Single cup vacuum gripper, three stage ejector, sustained blow-off after set-down
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-2026-000042773) never changes.
Identity and time
| Publication number | OT-2026-000042773 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-730a-a067-3ed6c5afc1b6 · 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-2026-000042773 |
| Status | PUBLIC |
Content hashes
| Canonical text | 21e20ed96187bb7cda1c3131cfcf950554d3f33ac64121556e1a5bbfef827fca |
|---|---|
| Markdown | 68a7d8d78d5c4929f8ea5055751f6d13995aafe2e1c71d2bbf89113f99fc8ad5 |
| Publication page | ba0a605bfec5a752642fc551410d9c98df256e67e38e37aa94a243a7a18550b8 |
| Manifest | 31d756ace4bdda6467f6cb7a72eee845418b7d489fa35230f70dfaf3d9a74720 |
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 | 31w7fIUZp81H5rmJOpvA80bWKljM0VlJDIF2pP87/0NiU3MobOxUZD79XKYLjGxLyPbDqM8NoM/M7nRed7sDAw== |
| 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
| 2026-09-17T11:15:13.991970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042773observed ba0a605bfec5a752642fc551410d9c98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:13.974762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042773/manifest.jsonobserved 31d756ace4bdda6467f6cb7a72eee845...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:13.955535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042773/publication.mdobserved 68a7d8d78d5c4929f8ea5055751f6d13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:13.936222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042773/publication.txtobserved 21e20ed96187bb7cda1c3131cfcf9505...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. |
|---|