OT-2026-000099742
Publication integrity record
Three bellows cup vacuum gripper, three zone face, 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-2026-000099742) never changes.
Identity and time
| Publication number | OT-2026-000099742 · never reused |
|---|---|
| Internal UUID | 01a0aea2-c977-7863-adda-78f2601e48cd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:11:39.138466Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000099742 |
| Status | PUBLIC |
Content hashes
| Canonical text | 17996e76648a49a2e95bc71948dd0d27e723c7a090933718c83f515142d6382b |
|---|---|
| Markdown | b1894fa507e6b31275d8dd120a3709fe4a41d7feb4f93d80e75e3009db38c5c7 |
| Publication page | eb25069eab262b3dac620c497fd9580979fdbacdcb05ef52a164c0f89947b8da |
| Manifest | 8423e6922f9cd753220eb6e5873882c48b8cb003b7a6963247b8621a8510c0af |
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 | zXxlNON4MVX0mHWGGd4ZXe7WlnoIUlCGyTtSw8V4+Boo/GeBLZvnRE7VbGfsVpVga2GSmaXMwdL8S9DSbZSoCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:29:45.982534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099742observed eb25069eab262b3dac620c497fd95809...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:29:45.966531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099742/manifest.jsonobserved 8423e6922f9cd753220eb6e5873882c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:29:45.949316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099742/publication.mdobserved b1894fa507e6b31275d8dd120a3709fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:29:45.931897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099742/publication.txtobserved 17996e76648a49a2e95bc71948dd0d27...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. |
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