OT-2026-000090624
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000090624) never changes.
Identity and time
| Publication number | OT-2026-000090624 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f30-7228-833f-ca1426ed57ad · 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-2026-000090624 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5eb6619386f2c052ec58aa40965733ff8360538537a426f7c87c241f0e7c977f |
|---|---|
| Markdown | 7acd591125e2e32906f539bf183500433950ab595c44f75ce5ad64304e6fbde9 |
| Publication page | d08ca284034a5ac6ce659020d12fd376f937ce5d91e4dce2e2e0d3012a0d85d4 |
| Manifest | c969807aaf99fd755620fe698ce98ad9b1e9c63d48fa1e1f0158694efc53577d |
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 | 6Ez8AVUnajXxOSA0dtsXFTz9Qt017aVtHey8jSuKClQe/8JgDb1fNF4DlNp5LPTHYFC0IKcbF3VRZhaTIym/CQ== |
| 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
| 2026-09-17T09:44:20.770997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090624observed d08ca284034a5ac6ce659020d12fd376...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:20.753575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090624/manifest.jsonobserved c969807aaf99fd755620fe698ce98ad9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:20.737278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090624/publication.mdobserved 7acd591125e2e32906f539bf18350043...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:20.720024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090624/publication.txtobserved 5eb6619386f2c052ec58aa40965733ff...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. |
|---|