OT-2026-000019517
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, supply line 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-2026-000019517) never changes.
Identity and time
| Publication number | OT-2026-000019517 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-761b-b99f-a44d497b63c3 · 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-2026-000019517 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd506fa610a123e7563cb4e542a7e520c08deeaca85ccff9576e01340a6ab8f4 |
|---|---|
| Markdown | 9e3716df26d2684020cc81a15580033132f4804b4c4a467087b3748f83131ad7 |
| Publication page | 16e9280ee7da774a1448bb7ad348039554e6bdaef307272b0a9411d184f1c694 |
| Manifest | 673759c2ceb43f0463e5bd1dc749fdf7555574495b7426d6c2e13b3c7b9a3674 |
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 | QFluHfs+fVNoDRhTJg8BjYHkiEbl0v0/sezpA7oDAhw3P6s74FAI/tRmGvnOmh1UjqUyt3+8WjC2kDZbHilGDA== |
| 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
| 2026-09-17T11:58:57.095105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019517observed 16e9280ee7da774a1448bb7ad3480395...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:57.076353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019517/manifest.jsonobserved 673759c2ceb43f0463e5bd1dc749fdf7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:57.057202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019517/publication.mdobserved 9e3716df26d2684020cc81a155800331...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:57.037316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019517/publication.txtobserved dd506fa610a123e7563cb4e542a7e520...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. |
|---|