OT-2026-000040221
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000040221) never changes.
Identity and time
| Publication number | OT-2026-000040221 · never reused |
|---|---|
| Internal UUID | 01a0ae79-26ff-7ff9-a90c-f83b09ad62ee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:10.588850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040221 |
| Status | PUBLIC |
Content hashes
| Canonical text | dcfb65bc4a8c32e534b7a778f6d1e38ca31180af9c4f68d469e12a050be3ef3c |
|---|---|
| Markdown | 96cc9981dcaa93329ed21698ee9aea1e48f1f715a0f91c0ba72e4847018877b8 |
| Publication page | e20dedccd025b053f92840f7088a1fad925e51f7a6fe8a3a0c47b1484e1a1458 |
| Manifest | 88616869e69b97569c46e725f84ca7dc8dc9b4b6fc31cb653da6fd5adfa4963b |
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 | 48/1eLFVHNOxGDAp7WE8yP72d8mQBQGmCEYocRbttEe5mxsMMVfgEtQbaXPWEUQIiSkg8iCoRQkSaJ1H09HuCQ== |
| 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
| 2026-09-17T11:19:06.391710Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040221observed e20dedccd025b053f92840f7088a1fad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:19:06.376719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040221/manifest.jsonobserved 88616869e69b97569c46e725f84ca7dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:19:06.361003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040221/publication.mdobserved 96cc9981dcaa93329ed21698ee9aea1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:19:06.345492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040221/publication.txtobserved dcfb65bc4a8c32e534b7a778f6d1e38c...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. |
|---|