OT-2026-000030803
Publication integrity record
Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000030803) never changes.
Identity and time
| Publication number | OT-2026-000030803 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-71ba-907a-0b8517c335f0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030803 |
| Status | PUBLIC |
Content hashes
| Canonical text | 10ab44457c4a21541053101fdf92ca26c8b071e4a9fba88ccf271f150b69740f |
|---|---|
| Markdown | c81d57b7a4dc9edda3b9467d349a9f90295c64252a934b507c75c7d054567d82 |
| Publication page | a9eba2b4a9e79910971ab1d1fa8a3ab59f2a74a22518c35fae7dd857f95c130e |
| Manifest | 19f7ebbafb837718be249780402059c6fb45c78e6ca4aae853bd1308ad15d512 |
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 | rdbqrp1uRpd7AfUYHuq6k9e60g800NnR6ozUE891JWu2ILZvTfJ2b4/W9M8ul9ZuE+5N93R8oicxFlwNQM/4AA== |
| 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
| 2026-10-30T16:41:31.660695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030803observed a9eba2b4a9e79910971ab1d1fa8a3ab5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-30T16:41:31.607787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030803/manifest.jsonobserved 19f7ebbafb837718be249780402059c6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T16:41:31.555152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030803/publication.mdobserved c81d57b7a4dc9edda3b9467d349a9f90...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T16:41:31.476101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030803/publication.txtobserved 10ab44457c4a21541053101fdf92ca26...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T16:41:29.673353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030803observed a9eba2b4a9e79910971ab1d1fa8a3ab5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T16:41:29.623769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030803/manifest.jsonobserved 19f7ebbafb837718be249780402059c6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T16:41:29.571420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030803/publication.mdobserved c81d57b7a4dc9edda3b9467d349a9f90...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T16:41:29.446222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030803/publication.txtobserved 10ab44457c4a21541053101fdf92ca26...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 |
|---|