OT-2026-000013191
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000013191) never changes.
Identity and time
| Publication number | OT-2026-000013191 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc8-7a27-ac89-7470c3dd7f9f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013191 |
| Status | PUBLIC |
Content hashes
| Canonical text | 70feca1e2798a06e08d88237d2a68fe184cde0d1fb37b33a687bb92d17dd0619 |
|---|---|
| Markdown | 99a650b2bc5e1f01ab264bd55f33d0b857e6080da9eac485666644656336d835 |
| Publication page | fad200f918131b09f5836e653deed61526092e838e359d216053b82032dc14f9 |
| Manifest | 423cf50d0dc7c42c277b5d69933d6491562ea5491979a41610e65bed11db7f94 |
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 | 9RyN0t9KJ+hdLBFfSgEtjhd4gWGaIM3/QRnpK9JW8ZeKBVMqd7tw+mtPdAzbo+2o58bf0wnOGvEce70C6G7LDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:09:34.408594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013191observed fad200f918131b09f5836e653deed615...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:34.391116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013191/manifest.jsonobserved 423cf50d0dc7c42c277b5d69933d6491...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:34.342207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013191/publication.mdobserved 99a650b2bc5e1f01ab264bd55f33d0b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:34.296846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013191/publication.txtobserved 70feca1e2798a06e08d88237d2a68fe1...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. |
|---|