OT-2026-000018523
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pulsed 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-2026-000018523) never changes.
Identity and time
| Publication number | OT-2026-000018523 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b48a-7484-bc01-e049d0410e37 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018523 |
| Status | PUBLIC |
Content hashes
| Canonical text | 23d82315ddea4dd63f622cdb81244a1f889a0f44c999da5f7febf2beab83b0b1 |
|---|---|
| Markdown | e0a65f624c9ee6803a79e43a71ee18600890774b5b453b840d1bacf1beb7682c |
| Publication page | 28224930b7b52976647f3802eb5841d800c7299a98369f6dd00d84be0505bffc |
| Manifest | 552786b723bbc69c35cd3d924b1423fc6c569fe46f43d5a38344265f46304ebf |
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 | 85MPbdNr/Gwbq5LJ++2KDjTyR6PbGJZUmXGiPCx9DhnB1I+DB1+dVGnx2z5oTPM/+frQ9Ov9L+8VVITS15dCDA== |
| 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
| 2026-09-17T08:44:11.083644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018523observed 28224930b7b52976647f3802eb5841d8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:44:10.729463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018523/manifest.jsonobserved 552786b723bbc69c35cd3d924b1423fc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:10.272713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018523/publication.mdobserved e0a65f624c9ee6803a79e43a71ee1860...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:10.034794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018523/publication.txtobserved 23d82315ddea4dd63f622cdb81244a1f...fetched by grabo-systems from 34.44.131.203, 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. |
|---|