OT-2026-000030027
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, 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-2026-000030027) never changes.
Identity and time
| Publication number | OT-2026-000030027 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac49-74fc-94c6-03c39da8925f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030027 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9aac3db64f5aa524865fcc2f261882e8b58c92eac79e3c8e798898ba1d59c1b |
|---|---|
| Markdown | c4e5773ea6eea547ea1cfe4a0257c504e6d832a9b5b45a3e2cbe35023a97c38e |
| Publication page | 10b9f6565fe48bd33fd50e94a53800e042b789d42e558b3c82188a1b20a120b7 |
| Manifest | aeea893eb52a3771b7c5f5518d0d515b16a47cc78a7abc0a6c1c205daecc6fb0 |
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 | 5BMQoK60reFVSbZ9jh7czHEHL620kIP91/KOpEuHh/E+Ekm2VvrQ+ByBl1Sw8rmU1HnqtB1FThscrfkFm9KQDQ== |
| 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
| 2026-10-30T04:42:02.869680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030027observed 10b9f6565fe48bd33fd50e94a53800e0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-30T04:42:02.791129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030027/manifest.jsonobserved aeea893eb52a3771b7c5f5518d0d515b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:42:02.714410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030027/publication.mdobserved c4e5773ea6eea547ea1cfe4a0257c504...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:42:02.639506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030027/publication.txtobserved c9aac3db64f5aa524865fcc2f261882e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T20:41:09.238633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030027observed 10b9f6565fe48bd33fd50e94a53800e0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T20:41:09.165188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030027/manifest.jsonobserved aeea893eb52a3771b7c5f5518d0d515b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T20:41:09.099366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030027/publication.mdobserved c4e5773ea6eea547ea1cfe4a0257c504...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T20:41:09.021211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030027/publication.txtobserved c9aac3db64f5aa524865fcc2f261882e...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 |
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