OT-2026-000017248
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000017248) never changes.
Identity and time
| Publication number | OT-2026-000017248 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-76c8-78b1-b626-592d9f22f684 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:30.105855Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017248 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80f8331279aa6b6e7ff77dd204ecc1177cd38e9d68178c71780ec22fac1dfbfa |
|---|---|
| Markdown | 37b80f6148ea7cfc0c4c154cddcbab164270c7103057aa861e9323e8b9f8f72a |
| Publication page | 56c71fa9de6ddf88e4095091c76101297ba6fe3b9ac2518ec1431aaa26fc9a2a |
| Manifest | 9ce0907f44e493bd57ac33aa17346f005dc8a3d3abfb0a1971824e9a53ce6f2d |
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 | 4IOe4xpdUyU9CaqfWCc0UcfWuXboBT3K/Z9GEH7z5JaPTJ3gCix6Uyvc5XlZTJUHakrJpGc44DYUz0twhujqDw== |
| 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
| 2026-09-17T12:02:20.017283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017248observed 56c71fa9de6ddf88e4095091c7610129...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:19.999513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017248/manifest.jsonobserved 9ce0907f44e493bd57ac33aa17346f00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:19.982664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017248/publication.mdobserved 37b80f6148ea7cfc0c4c154cddcbab16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:19.964291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017248/publication.txtobserved 80f8331279aa6b6e7ff77dd204ecc117...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. |
|---|