OT-2026-000018931
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000018931) never changes.
Identity and time
| Publication number | OT-2026-000018931 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d522-7735-9f3f-011134dc30be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018931 |
| Status | PUBLIC |
Content hashes
| Canonical text | 45ced68314b4eb01ed42d16ba879caa68556040ee1448651e5a4dfa7383619b6 |
|---|---|
| Markdown | 3afca9099782b75f4f3916ee00ee3e5890a62eff44f1f202122aa090e1f8d778 |
| Publication page | f00a8953afb3bc02d5029109dfb54df90c501bfc8333e82acc687b1edb577636 |
| Manifest | 4d54a4322ca798b23e88a6aea0ee1497d53c5feed5631532651be9ef673bd5b9 |
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 | aR5WsvyJy5MvEM07q/O1DaFK7cFa9wwkUthKNc2ZmLqWnn/OtrsZoprMZlyY2kDdWwulNS3PNAh5vEXutSoMCw== |
| 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
| 2026-09-17T11:59:35.622137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018931observed f00a8953afb3bc02d5029109dfb54df9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:35.604011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018931/manifest.jsonobserved 4d54a4322ca798b23e88a6aea0ee1497...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:35.586895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018931/publication.mdobserved 3afca9099782b75f4f3916ee00ee3e58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:35.569502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018931/publication.txtobserved 45ced68314b4eb01ed42d16ba879caa6...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. |
|---|