OT-2026-000031189
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, pulsed blow-off after 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-2026-000031189) never changes.
Identity and time
| Publication number | OT-2026-000031189 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7c0a-96be-cc39f51f8712 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031189 |
| Status | PUBLIC |
Content hashes
| Canonical text | db87cb77b4427e4c52cfe2a426099397e1af12bb60982b069ed88ba20dc2cca4 |
|---|---|
| Markdown | 54636492e22c3690d0a7f6bc18edfd651a6ada67dad48957135c5f9e2b2bd478 |
| Publication page | c5fa3f58784ab612b48e07e27545951574552c029c6edf14bca15ae1267f2ba4 |
| Manifest | 951446e31f8fb6ab154b8357b8b64b7f9bc3ddaad50266a2d1770242c0d17158 |
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 | ArqxCLb3k7OEyhj4sj2mXHg7+CUDrA5akLbqzWmmRrn2ffpCemWkuCz7UGTCjiRncOfRsGcC6PNo0q1h7dw3DQ== |
| 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
| 2026-09-17T11:35:44.774201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031189observed c5fa3f58784ab612b48e07e275459515...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:44.757612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031189/manifest.jsonobserved 951446e31f8fb6ab154b8357b8b64b7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:44.737957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031189/publication.mdobserved 54636492e22c3690d0a7f6bc18edfd65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:44.719398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031189/publication.txtobserved db87cb77b4427e4c52cfe2a426099397...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. |
|---|