OT-2026-000048683
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000048683) never changes.
Identity and time
| Publication number | OT-2026-000048683 · never reused |
|---|---|
| Internal UUID | 01a0ae80-c32b-7d14-970f-c8eb335612e8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:29.321882Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048683 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1b305a1d44a0999a752a646d0aaf288c98e1280974ee4176cdd763125b53f98 |
|---|---|
| Markdown | 6253716beabd2a421afaa2e4457fbb4f3fcb07cabca38498ae0280add891e7a7 |
| Publication page | dca9b1e9d852a74c02fb149ac4f7ec53c1b29a1468cb25c6bd4af96c7ebe1738 |
| Manifest | 75ed53791c2d900ee30c75bd8cd284af05e6b7feee6580ca8d604bc7ad440699 |
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 | vZiA8U5wNNpw8F/ntykmTnBU0kY7p6nDByuoIZ0ZAuwWPSWGOmt73huYEs4FROEbaie9a0L/vZoae4d8qs5WBA== |
| 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
| 2026-09-17T11:04:18.626879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048683observed dca9b1e9d852a74c02fb149ac4f7ec53...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:18.606979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048683/manifest.jsonobserved 75ed53791c2d900ee30c75bd8cd284af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:18.587654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048683/publication.mdobserved 6253716beabd2a421afaa2e4457fbb4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:18.566772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048683/publication.txtobserved c1b305a1d44a0999a752a646d0aaf288...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. |
|---|