OT-2026-000090990
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000090990) never changes.
Identity and time
| Publication number | OT-2026-000090990 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7a62-ac2e-e439bb01f768 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090990 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8c5937b1b7644b5e60e7e1f906ec3aed522830f29c86c521a1ed25f2e39b4e05 |
|---|---|
| Markdown | 238997c4a78d4adc328701a586240177f6ad06c84c960ef785e9ff60864b3889 |
| Publication page | 45589d50a48cb7029358a91077f9113e5d414e014496300d7757968bcf9a1bea |
| Manifest | 1ce3ac5c95482f1723d4e9eec0f6e1e71b1b2667b6dc9a9d4d84c34b396d71ae |
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 | f8hbJ8VCCyOzneBlEeLUczK9KtN+/EiUmHvMuSmYyUYSfunByFpDdGlZIfbtZO3Ie0Be1mj6sY1M/TniZ0wtAg== |
| 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
| 2026-09-17T09:44:13.206188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090990observed 45589d50a48cb7029358a91077f9113e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:13.187375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090990/manifest.jsonobserved 1ce3ac5c95482f1723d4e9eec0f6e1e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:13.170766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090990/publication.mdobserved 238997c4a78d4adc328701a586240177...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:13.152914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090990/publication.txtobserved 8c5937b1b7644b5e60e7e1f906ec3aed...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. |
|---|