OT-2026-000062843
Publication integrity record
Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000062843) never changes.
Identity and time
| Publication number | OT-2026-000062843 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-94a7-7c9b-b6a1-6ccb6297728e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:47:23.840289Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000062843 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2bd4f31a53e23ed6a63868c7351f7a7e243c6607d55508bd2414ef17498957d |
|---|---|
| Markdown | 267dedb9a053c99cb83d7e0fa04e69eeafea27645ce11fbe8588f6dc7a372a87 |
| Publication page | 1fc77c5e513654cfffa0b2070940a2635a5bf29f154b1bbd882a213fcded3335 |
| Manifest | a180b23ec9c3555a16bee141ef571e17c7f4eb0106391f9f5ff2a96717d7b26f |
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 | W0LE63ncYmlvYhufpB6+AHQkaAcim7AOexh0fNLCFPXF/4q7QwdHIYR60KRxaq9yyNW49vgv7DBQd2dAjKtwAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-15T20:41:17.011251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062843observed 1fc77c5e513654cfffa0b2070940a263...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-15T20:41:16.901079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062843/manifest.jsonobserved a180b23ec9c3555a16bee141ef571e17...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T20:41:16.700896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062843/publication.mdobserved 267dedb9a053c99cb83d7e0fa04e69ee...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T20:41:16.478482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062843/publication.txtobserved f2bd4f31a53e23ed6a63868c7351f7a7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:15.788600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062843observed 1fc77c5e513654cfffa0b2070940a263...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:15.668454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062843/manifest.jsonobserved a180b23ec9c3555a16bee141ef571e17...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:15.422204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062843/publication.mdobserved 267dedb9a053c99cb83d7e0fa04e69ee...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:15.103428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062843/publication.txtobserved f2bd4f31a53e23ed6a63868c7351f7a7...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|