OT-2026-000019480
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000019480) never changes.
Identity and time
| Publication number | OT-2026-000019480 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-74e2-a0ae-38f1e69d1577 · 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-2026-000019480 |
| Status | PUBLIC |
Content hashes
| Canonical text | 58992c472fb2bf3161c2283a1a9b346a7920fccef07a16dfd41c99c2d5908850 |
|---|---|
| Markdown | d78095b07eb95768d80e11f436b9b2eaa1c8a87db7486e58ea250adb264075a5 |
| Publication page | 2ed873ec8d57bb5285fdb48871a6ff1f0095a2a7137c411cd3bba33b2f2702c6 |
| Manifest | bf864ffd0d4af3a8fac57ebc151980459d5291d0d84c9d480135c33c5159e433 |
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 | LODTE/P9OcYsEZxfxdXtfB5ihPYTxlvlqod1tK8JJWo+qH2MlPvQpAskHTT6pYVqZ3AuwD/XnRp6VWAJtjdWAg== |
| 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
| 2026-09-17T11:58:54.051813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019480observed 2ed873ec8d57bb5285fdb48871a6ff1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:54.032356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019480/manifest.jsonobserved bf864ffd0d4af3a8fac57ebc15198045...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:54.009134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019480/publication.mdobserved d78095b07eb95768d80e11f436b9b2ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:53.990059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019480/publication.txtobserved 58992c472fb2bf3161c2283a1a9b346a...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. |
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