OT-2026-000028577
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off before set-down
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-2026-000028577) never changes.
Identity and time
| Publication number | OT-2026-000028577 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7ab5-b9e1-3ce123e2a9fe · 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-2026-000028577 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a395cb7e38a98637ac44146b23c5671b0e80564d4613c80f8ec9878c5edecf6 |
|---|---|
| Markdown | c44913be883fff439424d661e623dcf469cb6eb52ba00f500f909f9d023c0c2c |
| Publication page | 53cfa2a2fe109697615a704a3d13424be2056cc114a6106000d8a6d3ab2547eb |
| Manifest | a6cb9521ee56790df418f23241d6aaecf6ead3a3225aa3c0e56afd5dc0f494a7 |
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 | g9am0m4GnG1QOJ7awPCOtkBFiyQz27HO2oSOzSNxJ6hfAh+J6+gaUly54e8c+m48n5281UMWeggcD1HxT3PIDg== |
| 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
| 2026-09-17T11:40:52.041153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028577observed 53cfa2a2fe109697615a704a3d13424b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:52.020220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028577/manifest.jsonobserved a6cb9521ee56790df418f23241d6aaec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:52.000565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028577/publication.mdobserved c44913be883fff439424d661e623dcf4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:51.984824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028577/publication.txtobserved 7a395cb7e38a98637ac44146b23c5671...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. |
|---|