OT-2026-000047703
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000047703) never changes.
Identity and time
| Publication number | OT-2026-000047703 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c41f-7da4-8494-d0482a7ccc86 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047703 |
| Status | PUBLIC |
Content hashes
| Canonical text | 76a50818dccc5b1ad790793593dd300628b522fdc0aafb4d4daf2dbc0d9dc53b |
|---|---|
| Markdown | 7b8af216e73e6e502c29d8cd037e47d16a77bcc443a1be13645198cc13963153 |
| Publication page | 9599f299ea37927dacbf7859e90c17c6c57c07c0fba41f69c1a86b422e71329c |
| Manifest | 039651cbe0ab3ad694c4ffb9b22198730dd8f37581854be4887d4a88e8984ed3 |
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 | GJ/RG6JsGZJytmxo+5v8ccWog00P2+MYhijXotnBTJOsZSfGidgJ5XJDUOTrmJ9af2AWzc4rxmgNWshyhh5LAg== |
| 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
| 2026-10-30T04:41:07.500618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047703observed 9599f299ea37927dacbf7859e90c17c6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-30T04:41:07.409683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047703/manifest.jsonobserved 039651cbe0ab3ad694c4ffb9b2219873...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:41:07.327539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047703/publication.mdobserved 7b8af216e73e6e502c29d8cd037e47d1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:41:07.101659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047703/publication.txtobserved 76a50818dccc5b1ad790793593dd3006...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T16:41:17.604551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047703observed 9599f299ea37927dacbf7859e90c17c6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T16:41:17.476070Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047703/manifest.jsonobserved 039651cbe0ab3ad694c4ffb9b2219873...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T16:41:17.284317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047703/publication.mdobserved 7b8af216e73e6e502c29d8cd037e47d1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T16:41:17.063697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047703/publication.txtobserved 76a50818dccc5b1ad790793593dd3006...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 |
|---|