OT-2026-000028785
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000028785) never changes.
Identity and time
| Publication number | OT-2026-000028785 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2252-76d5-9700-69b3f90473a2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:36.158293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028785 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8a73c763d2a5d3e2cab4541aa61abbcaae512e7e14ac477e5a7e001dca59ca2b |
|---|---|
| Markdown | f8ee7853a3055ef32cddda1c9a0b2eead8f3d8bd04749ca6eb3b62e3ed0d219f |
| Publication page | f444378c8c748fbeb9a00b050e8d77b6f4d1793b517efacca76ace661589fb01 |
| Manifest | 8b2a299e16c96735d260c946868fa5f7c35af54ebc55916f852e82b2c5dd5def |
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 | uGyRLo85e6sBtXyWl2nAFb2HH7DnqycIxPVGmziWWe40dG8LRttQGwv2D4NUSU2S9Vnv6h/LejDMZC92zj8UCQ== |
| 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
| 2026-09-17T11:40:02.139894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028785observed f444378c8c748fbeb9a00b050e8d77b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:02.082176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028785/manifest.jsonobserved 8b2a299e16c96735d260c946868fa5f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:02.052856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028785/publication.mdobserved f8ee7853a3055ef32cddda1c9a0b2eea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:01.992309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028785/publication.txtobserved 8a73c763d2a5d3e2cab4541aa61abbca...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. |
|---|