OT-2026-000042092
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000042092) never changes.
Identity and time
| Publication number | OT-2026-000042092 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d71-7fd3-96a3-3ec51d646728 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042092 |
| Status | PUBLIC |
Content hashes
| Canonical text | a68811a4e5a1064303a2fecb2f5d763b939c8dc9db497e0a8223aae5fd739bee |
|---|---|
| Markdown | 59c419c617a70291e3f97001c46e97e8ae9d343aa6f5188492ace10fbdf9694a |
| Publication page | aca7c8076e77bad9c00af957f7030aa23542c292c53c16a2ee71fbd632e251df |
| Manifest | 6813a32cb238aa92eae3989cc6021c25bb3529b4ea52fc4f7ff7c7a85ea98ae3 |
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 | LuKIY1bhxNmzU0mU9mHXpchofVA14BJLPSEsj72ALo5NtIbRY7cKFwnUE6hE6gRkhHfrUlr08mLetTn+LSMrCg== |
| 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
| 2026-11-01T20:41:07.710966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042092observed aca7c8076e77bad9c00af957f7030aa2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-01T20:41:07.650096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042092/manifest.jsonobserved 6813a32cb238aa92eae3989cc6021c25...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T20:41:07.581916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042092/publication.mdobserved 59c419c617a70291e3f97001c46e97e8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T20:41:07.507328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042092/publication.txtobserved a68811a4e5a1064303a2fecb2f5d763b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T04:41:27.721655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042092observed aca7c8076e77bad9c00af957f7030aa2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T04:41:27.670691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042092/manifest.jsonobserved 6813a32cb238aa92eae3989cc6021c25...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T04:41:27.601296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042092/publication.mdobserved 59c419c617a70291e3f97001c46e97e8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T04:41:27.526145Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042092/publication.txtobserved a68811a4e5a1064303a2fecb2f5d763b...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 |
|---|