OT-2026-000024888
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000024888) never changes.
Identity and time
| Publication number | OT-2026-000024888 · never reused |
|---|---|
| Internal UUID | 01a0ae71-2727-778d-9d58-77ee0096d083 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:26.329747Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000024888 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8456b13d1395b7f9ae817614c8db78ed78a2d23104b1fa0da952f32a9eaa5db8 |
|---|---|
| Markdown | 25c273f7d7c1dc479d6fd6778d43d2ee9456b164fbcc817fad94bff195762f44 |
| Publication page | 4bfeb6747f6661e47dedf8a378aff869266f9f3dd9809e19036d033706a5d2bb |
| Manifest | bad4185278f75e4045c4050325a606948d8069ba7103c2677c191ef3158318b0 |
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 | 4uBnQh7WahBH31GYt3vErDp8L+mba8bjS+8lHKh58QL61G1iUqwZ+TmCjHER3R8q/S5l4UNwkkXWPAvGwEYiDQ== |
| 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
| 2026-10-08T20:41:11.318034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024888observed 4bfeb6747f6661e47dedf8a378aff869...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-08T20:41:11.234114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024888/manifest.jsonobserved bad4185278f75e4045c4050325a60694...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T20:41:11.123394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024888/publication.mdobserved 25c273f7d7c1dc479d6fd6778d43d2ee...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T20:41:10.967207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024888/publication.txtobserved 8456b13d1395b7f9ae817614c8db78ed...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T08:41:03.387105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024888observed 4bfeb6747f6661e47dedf8a378aff869...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T08:41:03.269958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024888/manifest.jsonobserved bad4185278f75e4045c4050325a60694...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T08:41:03.181290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024888/publication.mdobserved 25c273f7d7c1dc479d6fd6778d43d2ee...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T08:41:03.043741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024888/publication.txtobserved 8456b13d1395b7f9ae817614c8db78ed...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 |
|---|