OT-2026-000043476
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000043476) never changes.
Identity and time
| Publication number | OT-2026-000043476 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92ce-76dd-bd75-124dc1b04889 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043476 |
| Status | PUBLIC |
Content hashes
| Canonical text | 21988ff678661d661b1880294c11224f8c5ade1b4816beb99a8afa8e2a64a081 |
|---|---|
| Markdown | e3b36632a24e32cea5275a993afcba15c7750dbab96e311a7fdb596194c34a06 |
| Publication page | c5dc3e06be7d148437bc3e21f73b69229a9da0bb1b633a52fc863a4f7bce92b5 |
| Manifest | 3c75adf4cab7c29ffe08f5a3c488b9c02b4fe790ec0a9a36b0c127e3fc25eed7 |
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 | 34HdSYGq+rs6nFXvLaG4n2SkMTp/tvMxaYVtINFgq73l1fipuJP9KTI/OsEH/mWTI8jTJJntcOhMD4zUUP7nDg== |
| 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
| 2026-09-17T11:12:49.993643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043476observed c5dc3e06be7d148437bc3e21f73b6922...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:49.970324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043476/manifest.jsonobserved 3c75adf4cab7c29ffe08f5a3c488b9c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:49.948386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043476/publication.mdobserved e3b36632a24e32cea5275a993afcba15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:49.926932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043476/publication.txtobserved 21988ff678661d661b1880294c11224f...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. |
|---|