OT-2026-000042488
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000042488) never changes.
Identity and time
| Publication number | OT-2026-000042488 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cc-73fa-bcc6-49562cbc163d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042488 |
| Status | PUBLIC |
Content hashes
| Canonical text | 270e8175d0c4cd09dc512692a67d739a53b0c845256cdbe11331bf02808d87cd |
|---|---|
| Markdown | bb2429d6b4b5320ca36b0569bb298ab56ed110ed3f90cef812a884255770e49b |
| Publication page | 03aeba13fd568d6e7a6da7475adfdb4aeae88a5caea103e2904c28ce2e004461 |
| Manifest | bd16b638c5dd777252d8b52c9a2330f67ac4c8a02f2e0c343450bcc41b24a3ab |
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 | VMFAswV6j49oIwWvnqWwLNM1enjp36kyncDoPT5sbLD206F7Cx21WYa/GU4+/wpPcrRln40jWwqTeOnBuKreDQ== |
| 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
| 2026-09-17T11:14:03.598935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042488observed 03aeba13fd568d6e7a6da7475adfdb4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:03.580304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042488/manifest.jsonobserved bd16b638c5dd777252d8b52c9a2330f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:03.561368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042488/publication.mdobserved bb2429d6b4b5320ca36b0569bb298ab5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:03.542232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042488/publication.txtobserved 270e8175d0c4cd09dc512692a67d739a...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|