OT-2026-000031757
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000031757) never changes.
Identity and time
| Publication number | OT-2026-000031757 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-76a2-ac60-8d37514f44a9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031757 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4cad7ff771754d930352f37b0e3becb39273762df01ed66e94d7f3685830b715 |
|---|---|
| Markdown | ad95b5e1d5ade9a3ee347ab8475064e7e509574e3fa298551d191fbff34b094f |
| Publication page | a52fac46f5043f2c24a8253260b0e5a4f8add49e7d389af24560c822429cf233 |
| Manifest | bde0d4c03b147f9e00b28c9933500bb63c2f81ed21b3df89201f7aa1e6a4ce83 |
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 | J8y3j36eN/2KjDtGnxjYZ2JUQh/xSll8BhWKy7tlYRs8A6gotljLf6/Jgt1Z+OzQ1pgyiY5pHFpm/dAsG8tWCA== |
| 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
| 2026-09-17T11:34:52.674616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031757observed a52fac46f5043f2c24a8253260b0e5a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:52.658554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031757/manifest.jsonobserved bde0d4c03b147f9e00b28c9933500bb6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:52.640644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031757/publication.mdobserved ad95b5e1d5ade9a3ee347ab8475064e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:52.622309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031757/publication.txtobserved 4cad7ff771754d930352f37b0e3becb3...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. |
|---|