OT-2026-000090344
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-2026-000090344) never changes.
Identity and time
| Publication number | OT-2026-000090344 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-7ff2-a7f3-94dd8604aef9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090344 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2fedb6bc0883f67a56a1d8d7d5093f174b1128c024a73e26639da9c16fb5cfcd |
|---|---|
| Markdown | 97976509c22c1c81842b9feb75a3476fd1c07483860bea759fabf931586a0c03 |
| Publication page | 0c28cb9cec43dabc01c0b995a491f50dae18860af1b4d5ff37beb04a8713c205 |
| Manifest | b813b92e7a206bc0df8f1761dd4d78a5221e4e5d6ddaa930a3bfd65cf9bfeb92 |
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 | 4jGBmRIPOxLu8nNzH8y6tAJKWH/qiSmoQrvXCv1shiCtClpmobyT0E5w+VT0UjcvxFy36n/SlQa4L0AbMW6yDA== |
| 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
| 2026-09-17T09:44:26.318549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090344observed 0c28cb9cec43dabc01c0b995a491f50d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:26.294553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090344/manifest.jsonobserved b813b92e7a206bc0df8f1761dd4d78a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:26.274279Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090344/publication.mdobserved 97976509c22c1c81842b9feb75a3476f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:26.254335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090344/publication.txtobserved 2fedb6bc0883f67a56a1d8d7d5093f17...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. |
|---|