OT-2026-000012443
Publication integrity record
Three cup vacuum gripper, three zone face, pump 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-2026-000012443) never changes.
Identity and time
| Publication number | OT-2026-000012443 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f6-741c-a11b-082a6c7e3ec1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012443 |
| Status | PUBLIC |
Content hashes
| Canonical text | 030d8fcdc69d8654a1595fce3d18b02d92ec16352ee971a5ce03e14833fb0bdc |
|---|---|
| Markdown | 48315ceff7717d3c246a42f67384e30ac1070ad623ef6d8a44a661d97d819767 |
| Publication page | ee44413ce41f3a117b060ecda9908fedc106ed5951b2deb3243c4882b0245bbb |
| Manifest | b132a0ca7fb7a78a493f0b5afa5e51abeea1155df5737465d09b18b644669e34 |
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 | 2UXYY89j6vDATErFs5wRflZnpYyELfgiz57Sd+lDlUrJAXSNcTKGHkwHdhGGys6VO/uPbaTgVv7a5kMd1RhRDw== |
| 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
| 2026-09-17T12:11:56.738348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012443observed ee44413ce41f3a117b060ecda9908fed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:11:56.721690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012443/manifest.jsonobserved b132a0ca7fb7a78a493f0b5afa5e51ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:56.703462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012443/publication.mdobserved 48315ceff7717d3c246a42f67384e30a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:56.683228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012443/publication.txtobserved 030d8fcdc69d8654a1595fce3d18b02d...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. |
|---|