OT-2026-000019230
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000019230) never changes.
Identity and time
| Publication number | OT-2026-000019230 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-761e-94da-c48eaa4af7b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019230 |
| Status | PUBLIC |
Content hashes
| Canonical text | a3f3cbc1e52d7240fc91ca4bcb9176c77348eb79281a856159ffeec7e120e453 |
|---|---|
| Markdown | 16798be6f898c1bce40d38e17bc9644bdfa0bc2906c36d9a5e5d3ff289ac662c |
| Publication page | a0bb4df113538c45bf1cb7d1536c2b9f1a633ebdb1627fad9fbf222e92b3edc5 |
| Manifest | 747d4c1afdfa19a2cad7344c58079c957674c81b6132e7ed953d008a6b386e5b |
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 | vBtjquPf5ZcGUpwTuIsWC9I/XrFwmz3D8gAe9YfCtYLf9Iz/2jo2SUrzuMAP1h1nF8HWF7MkfjHeVF2wp0MOAg== |
| 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
| 2026-09-17T11:58:33.411223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019230observed a0bb4df113538c45bf1cb7d1536c2b9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:33.395283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019230/manifest.jsonobserved 747d4c1afdfa19a2cad7344c58079c95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:33.379046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019230/publication.mdobserved 16798be6f898c1bce40d38e17bc9644b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:33.362285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019230/publication.txtobserved a3f3cbc1e52d7240fc91ca4bcb9176c7...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. |
|---|