OT-2026-000054771
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000054771) never changes.
Identity and time
| Publication number | OT-2026-000054771 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1285-7422-b02f-b266c7ef03af · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054771 |
| Status | PUBLIC |
Content hashes
| Canonical text | f07c65941f09dd90d955edcaf60cf5cc6ffc31aeb0f8700dad603a6722296a6a |
|---|---|
| Markdown | a781d4375337446b83a4161729bbb8232c63ef2375b3c58aace20b49c00f2739 |
| Publication page | 00f44a0474c3a2018803d613ee28b6607587e0338ba81cd0882c3880bbf04355 |
| Manifest | df4a2242c6dbbed90870daddfac536e5918a2c88f267f215fa26504e155cd3ba |
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 | UR6HgVJE6WtlxbZTM56RqDR/GPsJH+WR9BdDY6HZm/KIUQ5RvxeC19oKHSMwUHd4hNJOQS4JHwTGoZL85gVCAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:53:57.909898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054771observed 00f44a0474c3a2018803d613ee28b660...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:57.892069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054771/manifest.jsonobserved df4a2242c6dbbed90870daddfac536e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:57.873968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054771/publication.mdobserved a781d4375337446b83a4161729bbb823...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:57.856451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054771/publication.txtobserved f07c65941f09dd90d955edcaf60cf5cc...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. |
|---|