OT-2026-000013444
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, 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-2026-000013444) never changes.
Identity and time
| Publication number | OT-2026-000013444 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-7883-b38e-d050a7def15c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013444 |
| Status | PUBLIC |
Content hashes
| Canonical text | a2d898465610e32df5e11f14264c3bc6d28221cb0887a7bbb7c328ebad189271 |
|---|---|
| Markdown | ab8529d83a7f17b190fa57afd7db58ca4bfa85cfc3f75b6e0de2e6fee4f8bb22 |
| Publication page | 68508eb8ae6cee67ec97e212c30dd9e6614364366ad12beb92a921d4a52ad0bc |
| Manifest | 4e63022f12fcab2e321fbc4422cac3668f9953b5ed483d1aa5b2094f893ac6d3 |
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 | gLz2bBV2uf+1hMYZ6fT+Tu7b173t/4UW0nH3vfsEChs/j4xKN/8UfAn646jUnKJE1E12kePVgnhpwnfT/TqPAA== |
| 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
| 2026-09-17T12:09:56.058466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013444observed 68508eb8ae6cee67ec97e212c30dd9e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:56.039796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013444/manifest.jsonobserved 4e63022f12fcab2e321fbc4422cac366...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:56.021856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013444/publication.mdobserved ab8529d83a7f17b190fa57afd7db58ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:56.003300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013444/publication.txtobserved a2d898465610e32df5e11f14264c3bc6...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. |
|---|