OT-2026-000075715
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, pressure sensor per zone, pulsed 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-2026-000075715) never changes.
Identity and time
| Publication number | OT-2026-000075715 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fd-7990-8f78-873f2d411ad6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075715 |
| Status | PUBLIC |
Content hashes
| Canonical text | bd8563643f8e32282d1a8b3657c1384f90276b2a7f2635ea1a70da6c56c26263 |
|---|---|
| Markdown | b1f0706b5ba278072e2b59089bc656dbb55376d2d8b65ea70d11e8fef9050b74 |
| Publication page | aea2ad6c88713e846e6537b5cc7e6a6adaf64308207a00344bc575ac1ea0a72a |
| Manifest | bedcd002d8755efdf383d1d7877681bd6c9af374015de842f50bcdb73ea03da7 |
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 | GZKGLXy1Oph1VUk5BnczRmc3H7vYruvccJuczOzfJ46i2BJ25L0HZyYjPBV9cYJsDaQj/Be+UOFQB7oxEOWVCA== |
| 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
| 2026-09-17T10:13:57.044406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075715observed aea2ad6c88713e846e6537b5cc7e6a6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:57.025627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075715/manifest.jsonobserved bedcd002d8755efdf383d1d7877681bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:57.006542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075715/publication.mdobserved b1f0706b5ba278072e2b59089bc656db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:56.988552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075715/publication.txtobserved bd8563643f8e32282d1a8b3657c1384f...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. |
|---|