OT-2026-000018104
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000018104) never changes.
Identity and time
| Publication number | OT-2026-000018104 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b487-7dd9-b584-5ae716646651 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018104 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77b97fd66b7d51eee633158f98b2207bcc2eabce20faaea9427b0272b3d383d6 |
|---|---|
| Markdown | cf300b994d147f3e55c9e2efb7bd9563ea669342a28c8ec9c9173289209b532d |
| Publication page | 52d594344c5f48cc9bb9258cfc8779ad6b620249cb95db63d307313d78bc7221 |
| Manifest | ac65406e819853a8c2c5f764b587b9fca1d37fc536ede2a990f30da326e04cd1 |
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 | V5Z7HXOPdzHZSXkNBjbw5U4PAl/qAX2C5e5U0eI+QokWBdxwdq/aLISxGYeMNydmQbjPRqH5hiHHdaZFhnkcAA== |
| 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
| 2026-09-17T11:59:50.414626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018104observed 52d594344c5f48cc9bb9258cfc8779ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:50.395956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018104/manifest.jsonobserved ac65406e819853a8c2c5f764b587b9fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:50.376928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018104/publication.mdobserved cf300b994d147f3e55c9e2efb7bd9563...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:50.357203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018104/publication.txtobserved 77b97fd66b7d51eee633158f98b2207b...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. |
|---|