OT-2026-000028605
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000028605) never changes.
Identity and time
| Publication number | OT-2026-000028605 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-74a1-8ce8-07bc495647dc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028605 |
| Status | PUBLIC |
Content hashes
| Canonical text | fa389a172817a7c6e7dedb2141769839f0019424dff6c32e14a7ba72c4e9caf8 |
|---|---|
| Markdown | 905a109b1449694d816b37aadcdcff230319f79e03b055118046de25c8d6c4ff |
| Publication page | 46f96443f6773c45c2014d83b21071ca0660912626878cc6e234bd98743259df |
| Manifest | bda9375bb79976ecadff036abee3fdad7ec29211d799417dcb5cd826b593f886 |
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 | 1DC8sUdcD0Pp95pj39cB8/QXOhpgg/H3gHRb+WwYN8KfdvKjzNzQoxLd3i8AuijC+pB+1rz6Zrn/OwicugNADQ== |
| 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
| 2026-09-17T11:41:27.887751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028605observed 46f96443f6773c45c2014d83b21071ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:27.870330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028605/manifest.jsonobserved bda9375bb79976ecadff036abee3fdad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:27.845541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028605/publication.mdobserved 905a109b1449694d816b37aadcdcff23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:27.816229Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028605/publication.txtobserved fa389a172817a7c6e7dedb2141769839...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. |
|---|