OT-2026-000031490
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, pulsed 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-2026-000031490) never changes.
Identity and time
| Publication number | OT-2026-000031490 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-745b-b782-97d2fa786b14 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031490 |
| Status | PUBLIC |
Content hashes
| Canonical text | 375f82d7d85d9347f6a94e2870e6e841e37e7355d12dc4f59a64de72169c88f6 |
|---|---|
| Markdown | 77ea179d3ae6a8b5e6997214b0fbae37c686c60774d640ddebd73767a1ecb2ac |
| Publication page | b36999c1980bf4e5a04197ad1fa6fefa014a6b97d3d7d4af9c803f6cea8b0032 |
| Manifest | 57b5fbff9bf31a1ec21b57d866947a15efdde662b006f3abad6f5b3731b1ae34 |
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 | eK9LOCghKlkvnaLPhwSNtn+wkGI552vFhkCj5QC1zLmYItH/dNieEDpGC6Xg9B8G3xJlcO79D4vr821mzYKfBw== |
| 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
| 2026-09-17T11:36:19.032607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031490observed b36999c1980bf4e5a04197ad1fa6fefa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:19.013988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031490/manifest.jsonobserved 57b5fbff9bf31a1ec21b57d866947a15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:18.995542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031490/publication.mdobserved 77ea179d3ae6a8b5e6997214b0fbae37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:18.977536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031490/publication.txtobserved 375f82d7d85d9347f6a94e2870e6e841...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. |
|---|