OT-2026-000047911
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000047911) never changes.
Identity and time
| Publication number | OT-2026-000047911 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c421-7b59-8dea-7a06b2371c97 · 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-2026-000047911 |
| Status | PUBLIC |
Content hashes
| Canonical text | c630aeadf28374bbf7246871b442d36f3bf6b1ea18f4f060f655b8b4ac375e0f |
|---|---|
| Markdown | 3db3fd9551298f8699076b0d54bf246e0db948e2e280c2d9d9255ccf564047a2 |
| Publication page | 4439a55decd9bbe73107a282e5c367a01f380f559456541742e21fc8760dad98 |
| Manifest | c22a1525a281be18962396a410d001be09211a6c851dc63b93be845201639a8f |
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 | EK9F7/EjvH9R9/cwudYrS3fdrik1CNvbWMXOItt5pBs0dT9SWLxV8YLlC6am9CeSfBL39C8sQZloiRXOPC4WBQ== |
| 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
| 2026-11-03T04:41:57.532078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047911observed 4439a55decd9bbe73107a282e5c367a0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-03T04:41:57.480899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047911/manifest.jsonobserved c22a1525a281be18962396a410d001be...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T04:41:57.423674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047911/publication.mdobserved 3db3fd9551298f8699076b0d54bf246e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T04:41:57.358651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047911/publication.txtobserved c630aeadf28374bbf7246871b442d36f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T04:41:40.231698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047911observed 4439a55decd9bbe73107a282e5c367a0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T04:41:40.157098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047911/manifest.jsonobserved c22a1525a281be18962396a410d001be...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T04:41:40.053217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047911/publication.mdobserved 3db3fd9551298f8699076b0d54bf246e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T04:41:39.936923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047911/publication.txtobserved c630aeadf28374bbf7246871b442d36f...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 |
|---|