OT-2026-000067419
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, 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-2026-000067419) never changes.
Identity and time
| Publication number | OT-2026-000067419 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-6bd9-72de-ab6a-b444acb32ec2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:29.998864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067419 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9b331dae74b19dfec254ca2be18471d5b0d102991b967e2da8085b8603d3c1fc |
|---|---|
| Markdown | 9fbe146ccdd3095cf57a80a80ff2bcf9b2f82f2b13691490d1275486f3e52c9c |
| Publication page | bec0a56a0e661bd3ab9053d8fc079b9fead4f5c52bc616c421aab011715eae9a |
| Manifest | 0bb6a70c718e0fa40ef137c53c0d9b4ad08d45a61d0c2c7267f6d13acfb66b6c |
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 | sNYb5ygMxakyfkJyvifEhqNtaaKx6lqIR2sNZFSK2INXAixmuaYNf64EwuWBBQ5p1pf1IMJrSow/QaCRH17cBg== |
| 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
| 2026-09-17T10:31:37.031841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067419observed bec0a56a0e661bd3ab9053d8fc079b9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:31:37.015808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067419/manifest.jsonobserved 0bb6a70c718e0fa40ef137c53c0d9b4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:36.999866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067419/publication.mdobserved 9fbe146ccdd3095cf57a80a80ff2bcf9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:36.982068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067419/publication.txtobserved 9b331dae74b19dfec254ca2be18471d5...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. |
|---|