OT-2026-000028547
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, three 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-2026-000028547) never changes.
Identity and time
| Publication number | OT-2026-000028547 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7590-a40a-2e22ee9a2281 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028547 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3466bae0a3b5527fcd28ba9eb9ca249807e2eae84e5aaca907d9eacc43034332 |
|---|---|
| Markdown | 0afa09bf53b676cd06449aa65c1dc10b09a2e5515980f7d31541953d24e896a7 |
| Publication page | c94a1c1c6932d9cb7413ae9639563e3cc6d58c4849151215fc54ca00beb4a496 |
| Manifest | acfb5f05b031fc0b9d3488b22eddabdf6add8ff9bc4058a3400bd4fd41edc859 |
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 | c0+NpXbkkcq6ptk6Sb/fWrfMcC266rq/Yke5wp57dR9Ws6Yx888pPN9tsBqXr+jDJUofezPvMIuxDbDi4rwSAw== |
| 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
| 2026-09-17T11:40:49.712534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028547observed c94a1c1c6932d9cb7413ae9639563e3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:49.694443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028547/manifest.jsonobserved acfb5f05b031fc0b9d3488b22eddabdf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:49.676761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028547/publication.mdobserved 0afa09bf53b676cd06449aa65c1dc10b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:49.656491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028547/publication.txtobserved 3466bae0a3b5527fcd28ba9eb9ca2498...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. |
|---|