OT-2026-000023729
Publication integrity record
Single cup vacuum gripper, pump fed, sustained 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-2026-000023729) never changes.
Identity and time
| Publication number | OT-2026-000023729 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed4-713a-84cb-788384fe5385 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023729 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5a98f153647218b1bfc4e0e8123bb38b5783368d16792bba297897dd3e9a612c |
|---|---|
| Markdown | a1e8894de859fa981efdec0c8b54751746a713a8bb251bfdabf2ecdbe32fd093 |
| Publication page | 83de817c9c876781d06ba116078a306659df1b32101953a75640084009b474be |
| Manifest | a6ed788fd9d51a6c8e98555578564db96a906e7ccfd030f9dae64529c9d0bfc5 |
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 | A6IuCsBCndwxcdE9whdzhm9/zan33o8T3/kpiqtQsGqZc85CFqqUFngW8m7QcwY5ueH/hWsbPh4MY8Q9VasgAQ== |
| 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
| 2026-09-17T11:50:04.407461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023729observed 83de817c9c876781d06ba116078a3066...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:04.388737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023729/manifest.jsonobserved a6ed788fd9d51a6c8e98555578564db9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:04.368968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023729/publication.mdobserved a1e8894de859fa981efdec0c8b547517...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:04.342471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023729/publication.txtobserved 5a98f153647218b1bfc4e0e8123bb38b...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. |
|---|