OT-2026-000040028
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000040028) never changes.
Identity and time
| Publication number | OT-2026-000040028 · never reused |
|---|---|
| Internal UUID | 01a0ae79-26fc-7085-8974-2991291a48e7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:10.588850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040028 |
| Status | PUBLIC |
Content hashes
| Canonical text | 76dbcb2c1d6f4fa38345a9409ce5db84ad9d25c7a3163aaaa9171cc55764b759 |
|---|---|
| Markdown | f2876a3ab68b5d318b10a7cc6f7ee5c12996ba1b9f95b274af7270dcc9ce9671 |
| Publication page | 357930b7b331d3e0b2da73f8d1e18cbfb02523f37f2c17df32a36db3a8c7e4d8 |
| Manifest | c4c4a32cefb98b0e12290eee31d1868fb096a3000b7dbaff474bb6d200d7a1cf |
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 | xTUy+tWwdffLcZOImA3X7FgLD7bP0q8gzazVOkH0K9X+C5sJtLNM4tsnYdkrMB0V6eAoiwIR/WReRK8dCqLCDA== |
| 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
| 2026-09-17T11:20:33.732306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040028observed 357930b7b331d3e0b2da73f8d1e18cbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:20:33.713424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040028/manifest.jsonobserved c4c4a32cefb98b0e12290eee31d1868f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:33.693232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040028/publication.mdobserved f2876a3ab68b5d318b10a7cc6f7ee5c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:33.675793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040028/publication.txtobserved 76dbcb2c1d6f4fa38345a9409ce5db84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:51.699711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040028observed 357930b7b331d3e0b2da73f8d1e18cbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:51.682780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040028/manifest.jsonobserved c4c4a32cefb98b0e12290eee31d1868f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:51.665431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040028/publication.mdobserved f2876a3ab68b5d318b10a7cc6f7ee5c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:51.646910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040028/publication.txtobserved 76dbcb2c1d6f4fa38345a9409ce5db84...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. |
|---|