OT-2026-000019449
Publication integrity record
Single cup vacuum gripper, 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-2026-000019449) never changes.
Identity and time
| Publication number | OT-2026-000019449 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-750d-9dac-57b60f2ced71 · 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-2026-000019449 |
| Status | PUBLIC |
Content hashes
| Canonical text | 698c22779db90014fb59e8276a8698a4c8021cff453c323c7cafc97c036a2e9a |
|---|---|
| Markdown | 1ac2759732362363ec26cb33a985c022174311a8956b2dd8f1cb6b8251287c19 |
| Publication page | a9439a5351bafdb6baddad823449ffbd7ff8b70ed88a3b552a0daad29756e4d8 |
| Manifest | 70b596e4f119eafc7133a0a95527769bbb2b40ddefeccfe9acaccb19b9d100e0 |
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 | CgM7whu1FC6AGuC3XwXK4G4XpmjfMlq6JhWvlVjRv+aLcKYkmiBWc9MkJ96+FlzAVH/+0oIXa3cHOH/cUVtaDg== |
| 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
| 2026-09-17T11:58:50.993988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019449observed a9439a5351bafdb6baddad823449ffbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:50.977258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019449/manifest.jsonobserved 70b596e4f119eafc7133a0a95527769b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:50.960008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019449/publication.mdobserved 1ac2759732362363ec26cb33a985c022...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:50.941644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019449/publication.txtobserved 698c22779db90014fb59e8276a8698a4...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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