OT-2026-000031901
Publication integrity record
Single cup vacuum gripper, single stage ejector, pulsed blow-off after set-down
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-2026-000031901) never changes.
Identity and time
| Publication number | OT-2026-000031901 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-798c-a22e-3fb44dc27125 · 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-2026-000031901 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1c4260e4f08704e30485ad344b5081f535e1d98fcdd7f1b3fc87157c128a29e |
|---|---|
| Markdown | 616e3dfb5a7695f98ee3c7932e5d2d23e68ce346f6f1fb80198cf2349ae7158a |
| Publication page | ab694345ce9faeac9c20e6c6a8af418d6e3cd52edf3ca3e6a5e5e23979676e5b |
| Manifest | e48bbc014e0d577dbf576625fc9545d034c226f194c84e03aea5729995f4dce2 |
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 | h05d7EgAWRWzZyuP7o//HQKYLb9evXbFXz/DAz154WorCSXaJaf364IOXRb1rAWn2Ih9wb7UnjFV8ssNpeknAQ== |
| 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
| 2026-09-17T11:35:10.275784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031901observed ab694345ce9faeac9c20e6c6a8af418d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:10.250370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031901/manifest.jsonobserved e48bbc014e0d577dbf576625fc9545d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:10.233030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031901/publication.mdobserved 616e3dfb5a7695f98ee3c7932e5d2d23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:10.216049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031901/publication.txtobserved c1c4260e4f08704e30485ad344b5081f...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. |
|---|