OT-2026-000028822
Publication integrity record
Two pad foam 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-2026-000028822) never changes.
Identity and time
| Publication number | OT-2026-000028822 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9c-7992-b476-269eea627d6c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028822 |
| Status | PUBLIC |
Content hashes
| Canonical text | f08ab826df61b487f2fa8ea840888c73b4a72759fc446a9e3852768296834579 |
|---|---|
| Markdown | c85a130e18d8e56f7ff704e08db68f372f61241573316d5fd5fa84d6a6700fc8 |
| Publication page | 1a86ae38da5f62c5bf54867596dca2964f14c3d5f1944f6b4c51cd2f6732063a |
| Manifest | cbd5431071d0d7fca87022a92d67d6c87e45bd3732a768c34421e55094dd4c95 |
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 | hTh0GU61gwsBVo33Zf/Eq8Krxf9jHN/SanQdakrV2uWWxwW9fkm839P52k7WdQvaUOxiNwJpP+6mbqMIN5u9Cw== |
| 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
| 2026-09-17T08:20:03.791142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028822observed 1a86ae38da5f62c5bf54867596dca296...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:03.771359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028822/manifest.jsonobserved cbd5431071d0d7fca87022a92d67d6c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:03.751289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028822/publication.mdobserved c85a130e18d8e56f7ff704e08db68f37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:03.731680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028822/publication.txtobserved f08ab826df61b487f2fa8ea840888c73...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. |
|---|