OT-2026-000019515
Publication integrity record
Three bellows cup vacuum gripper, three zone face, single stage ejector, pulsed blow-off before 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-2026-000019515) never changes.
Identity and time
| Publication number | OT-2026-000019515 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7177-817c-4fd1e1a2c11e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019515 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3ffcd266cd3615558051d98b3f0ab15bf38c519641fb39e0254fb0efd274540d |
|---|---|
| Markdown | ea1a28a1cb540681f924ecd35df9c0c52270683db5b5712010ffa3c71e61bd18 |
| Publication page | 7a4be8106fb37e8cae14bc3244e18fc8d28b82c45eb27ec4330ac592113e025c |
| Manifest | 9f3d13fe0ef0fb3af09adf8229785ee41e7bb0f9435298abacdabe10056c6e03 |
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 | cpTx8V21vdV/uICVRmYgrhLEAYdlkbSWf0Zq3PrY9TlXYdRext/jxpP0ZDGpfr8JCQiZvt6X7qZiEtDMaz/JBw== |
| 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
| 2026-09-17T11:58:56.938323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019515observed 7a4be8106fb37e8cae14bc3244e18fc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:56.919387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019515/manifest.jsonobserved 9f3d13fe0ef0fb3af09adf8229785ee4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:56.891779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019515/publication.mdobserved ea1a28a1cb540681f924ecd35df9c0c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:56.865358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019515/publication.txtobserved 3ffcd266cd3615558051d98b3f0ab15b...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. |
|---|