OT-2026-000020273
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000020273) never changes.
Identity and time
| Publication number | OT-2026-000020273 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-79ef-80e9-abc58e7f2ddc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020273 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4413575364e16e13452dfba61bb3d05cda4e620f76e501b08886c814e48f32bb |
|---|---|
| Markdown | d4fcc206c39acd73b5221e5bf3fb0451c41a29ac92c22e8d4ca0e07d818e68fc |
| Publication page | 36bce503f2c1400fa95526215f354365b005bba7e20c962b343142d57f040a6f |
| Manifest | 9efe78b24c2db6f20f0f6a3bf02a667616b8d72f23205b1584d84670b8cfa9f5 |
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 | gE4UmB3+9Akc9carCXktgbk68NjmoJ4ArTKqLdn2FeDu3q7vHuasHEmDtluHS2hVwDjkmW6Yon7TpPy54VsXAQ== |
| 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
| 2026-09-17T11:56:37.403592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020273observed 36bce503f2c1400fa95526215f354365...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:37.385873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020273/manifest.jsonobserved 9efe78b24c2db6f20f0f6a3bf02a6676...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:37.369546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020273/publication.mdobserved d4fcc206c39acd73b5221e5bf3fb0451...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:37.351831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020273/publication.txtobserved 4413575364e16e13452dfba61bb3d05c...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. |
|---|