OT-2026-000022973
Publication integrity record
Four cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000022973) never changes.
Identity and time
| Publication number | OT-2026-000022973 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ec-72aa-b977-be8db201593b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022973 |
| Status | PUBLIC |
Content hashes
| Canonical text | f3c7eac3dbbe1be7ee23987b47304ec75f93cd75e44b4d9d04a98f5feb4d2ea6 |
|---|---|
| Markdown | b1e6b1b2ff03028e8a071f72e137f5c6958492aef726092a6e4e4cd575f29a13 |
| Publication page | 8a7651b2d79c05452693c2e3f5780039f0979b7f84ea59f7428ef3fc0ba942da |
| Manifest | c942c48368586a99d18946fee21369e3c3ffbf502e299a55a69c180c0d2a3419 |
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 | PVLAwEPmF5n9jx5bCBM1T6CwAqfZn+OKYmhFG9iyMzpraCEo6AhjV3l9TmxPaxjjnky+6xsrM+kEobIJA9csCw== |
| 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
| 2026-09-17T11:52:33.715817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022973observed 8a7651b2d79c05452693c2e3f5780039...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:33.699088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022973/manifest.jsonobserved c942c48368586a99d18946fee21369e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:33.679131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022973/publication.mdobserved b1e6b1b2ff03028e8a071f72e137f5c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:33.659194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022973/publication.txtobserved f3c7eac3dbbe1be7ee23987b47304ec7...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. |
|---|