OT-2026-000020716
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, 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-2026-000020716) never changes.
Identity and time
| Publication number | OT-2026-000020716 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-717c-89c9-9dfbf30efb22 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020716 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1e8657ddd9d946e3a3483d2d955ef31c8400e3744595fd39c5d6a305a1741eab |
|---|---|
| Markdown | f420bf6fcfbad658049cf4d3e81334a406c63746c77ed3cddc2b135b6917480a |
| Publication page | 4b11edb3a359d6d6a4b26e6eeb2d8130e2b674bb0593eb2b372736dd9edbb0aa |
| Manifest | 9c0405f601b756c33d8586d22cbab2bca1bfda8e8654924533948cb61e0fc382 |
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 | 4/u3cknc4kn07cfGX6YxTejMnCFYN6M9p2Wbu3KnZBbZ0pSvK0f+OPAhdrwHusuYV1AAbGLUcKP5TMNP1s81DA== |
| 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
| 2026-09-17T11:55:46.202082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020716observed 4b11edb3a359d6d6a4b26e6eeb2d8130...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:46.181858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020716/manifest.jsonobserved 9c0405f601b756c33d8586d22cbab2bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:46.165051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020716/publication.mdobserved f420bf6fcfbad658049cf4d3e81334a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:46.147767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020716/publication.txtobserved 1e8657ddd9d946e3a3483d2d955ef31c...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. |
|---|