OT-2026-000039249
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000039249) never changes.
Identity and time
| Publication number | OT-2026-000039249 · never reused |
|---|---|
| Internal UUID | 01a0ae78-9674-7711-862b-1b2d13749f83 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:33.573712Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000039249 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5ccf6d4c821c5d3fedc1612b4c79e48f6afd718290433c7d7584e258b739ce52 |
|---|---|
| Markdown | b2a8d7ea4cd9551206bd0d7d6acd38c561e7c4af8f91e29401daad589da4227b |
| Publication page | bb4064988e63816d01d3fd0f7090285aa15a9599065c393bc31c21720adf74d6 |
| Manifest | 77c7e8e68dc2f960c1c3f1da21b3a909624f4804ea853703a655fc0e8cab5558 |
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 | yYDt0l93PJ2cMloqyVuCEEUXVnfHcZE+N+wiphCtS8yNYzv26qm2N5tWijrr9CdGSDAsfOnpMz1gDRHIEPbyDg== |
| 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
| 2026-10-07T08:41:51.084191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039249observed bb4064988e63816d01d3fd0f7090285a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-07T08:41:51.012806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039249/manifest.jsonobserved 77c7e8e68dc2f960c1c3f1da21b3a909...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T08:41:50.918822Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039249/publication.mdobserved b2a8d7ea4cd9551206bd0d7d6acd38c5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T08:41:50.790748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039249/publication.txtobserved 5ccf6d4c821c5d3fedc1612b4c79e48f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T12:41:15.656156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039249observed bb4064988e63816d01d3fd0f7090285a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T12:41:15.601913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039249/manifest.jsonobserved 77c7e8e68dc2f960c1c3f1da21b3a909...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T12:41:15.540295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039249/publication.mdobserved b2a8d7ea4cd9551206bd0d7d6acd38c5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T12:41:15.476068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039249/publication.txtobserved 5ccf6d4c821c5d3fedc1612b4c79e48f...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 |
|---|