OT-2026-000091831
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000091831) never changes.
Identity and time
| Publication number | OT-2026-000091831 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43ba-752a-8b8d-3bc7303d564e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091831 |
| Status | PUBLIC |
Content hashes
| Canonical text | fa7307f5ffdda3abace47f7569ef7ce410be0c6e2ef9870f90d12fd85bcc38f1 |
|---|---|
| Markdown | 2aaf5d65e6ec2a99be4e3a554d4ea158be85c13a4002cc1642ba1f5357f4a7a0 |
| Publication page | da7ddd9c3ae1fa576c25a2657a565ff517b2c78e5402d8d817a108ef72c2aa62 |
| Manifest | f79d4477a7b67fdff02797b9ff644454ea4965f4d8c6e7146d62c68fe8ff4eae |
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 | Dzl1Vxp4xY2NpGb54WcU09haf1XV/7I8r3xbvpu3Vob6DuwMcS6A6ksk1EFGp12REt7xF5yGFO+2AIglkAvjDg== |
| 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
| 2026-09-17T09:42:44.813606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091831observed da7ddd9c3ae1fa576c25a2657a565ff5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:44.797398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091831/manifest.jsonobserved f79d4477a7b67fdff02797b9ff644454...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:44.779947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091831/publication.mdobserved 2aaf5d65e6ec2a99be4e3a554d4ea158...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:44.763745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091831/publication.txtobserved fa7307f5ffdda3abace47f7569ef7ce4...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. |
|---|