OT-2026-000038837
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000038837) never changes.
Identity and time
| Publication number | OT-2026-000038837 · never reused |
|---|---|
| Internal UUID | 01a0ae78-769f-77b4-aae7-16c2135acf86 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:25.422407Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038837 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7fd92c532482940dd847fdaa6d6cc368fb6f894a66dbec1a315cb1831ee1b343 |
|---|---|
| Markdown | d4592b8c0d947c6a160954f0784042e274b8e4fd05418deb20f372401da79196 |
| Publication page | 965fbd26b7d5dd98b98c0783d96910e0dc493fdf4ae13813e2cfa2124dc62dda |
| Manifest | 506e6e2ecf6a6327755df6fc9517cff1964068722d334ebda003db42fefe5d18 |
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 | TEWtx+9NMKkCx9VoHar9fZ/l7c4SZun/frvNSNpsIiwmb5tziqdMCA/rGz3R/eZ0FXyG7g0SYi6SFWI4mGwoBw== |
| 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
| 2026-10-22T00:41:23.780938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038837observed 965fbd26b7d5dd98b98c0783d96910e0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-22T00:41:23.715317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038837/manifest.jsonobserved 506e6e2ecf6a6327755df6fc9517cff1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T00:41:23.635220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038837/publication.mdobserved d4592b8c0d947c6a160954f0784042e2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T00:41:23.489241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038837/publication.txtobserved 7fd92c532482940dd847fdaa6d6cc368...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:48.968949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038837observed 965fbd26b7d5dd98b98c0783d96910e0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:48.901978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038837/manifest.jsonobserved 506e6e2ecf6a6327755df6fc9517cff1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:48.845853Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038837/publication.mdobserved d4592b8c0d947c6a160954f0784042e2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:48.778244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038837/publication.txtobserved 7fd92c532482940dd847fdaa6d6cc368...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 |
|---|