OT-2026-000090112
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000090112) never changes.
Identity and time
| Publication number | OT-2026-000090112 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7967-8d88-7bbe32051d0c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090112 |
| Status | PUBLIC |
Content hashes
| Canonical text | b89ed488e886cb3d28c111219aa25bd5202046b055a8dadb47d84c22edcd6261 |
|---|---|
| Markdown | 5b5fac9674c465e947e1af5a529f384b7b8a425fd79d26f05d8d124e02133d88 |
| Publication page | d826f4df35ef75df5d26f807b939465eb5611a1aad573a59b987ee44eda8d260 |
| Manifest | a3dfe59cf8fc08399b773aae3abb7df71c50d47fe9f6e12e4670db2d6c190077 |
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 | 2aADDRTQPYEpihIbJosnsa8k8sGIa2Cgwtgs9YrwumJn8BrwZS7P50+R7NOzLpCJh3y/QZUxVu+12fzIWtBUBg== |
| 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
| 2026-09-17T09:45:32.335378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090112observed d826f4df35ef75df5d26f807b939465e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:32.315167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090112/manifest.jsonobserved a3dfe59cf8fc08399b773aae3abb7df7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:32.298276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090112/publication.mdobserved 5b5fac9674c465e947e1af5a529f384b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:32.278765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090112/publication.txtobserved b89ed488e886cb3d28c111219aa25bd5...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. |
|---|