OT-2026-000090864
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained 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-2026-000090864) never changes.
Identity and time
| Publication number | OT-2026-000090864 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-7133-a196-714d5bd2c30f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090864 |
| Status | PUBLIC |
Content hashes
| Canonical text | 920748484ef3274c7f2a8cf378bd5c066306d9549dbb528b11df0a074c579e7f |
|---|---|
| Markdown | d249735f49628fc11b2818203ff8bfa51a34dd38551d3ffa64fc9b1c43479773 |
| Publication page | 432d8d69ba4c9f7b3054fa13861d434e6aab2b538c0187efaaea6a07be1ad01a |
| Manifest | b243d77dded56274d71fa47f3871d2f329c8b9c9a9526c623738922661134d14 |
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 | 5Pu5Gn0u2uh7pUk1i44trtJXSsJAaGHqSFPppczULafFkmHaiB+KUs6onV2iLbWaXoUfehmZlQMvl7YCMqI3Dw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:03.361807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090864observed 432d8d69ba4c9f7b3054fa13861d434e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:03.343716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090864/manifest.jsonobserved b243d77dded56274d71fa47f3871d2f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:03.325295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090864/publication.mdobserved d249735f49628fc11b2818203ff8bfa5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:03.306947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090864/publication.txtobserved 920748484ef3274c7f2a8cf378bd5c06...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. |
|---|