OT-2026-000021797
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, sustained 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-2026-000021797) never changes.
Identity and time
| Publication number | OT-2026-000021797 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7312-ad27-5893ab0df24e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021797 |
| Status | PUBLIC |
Content hashes
| Canonical text | ee68918910da266057a569b02e96298d6af2c70c64bd5875da949ed30ee9701e |
|---|---|
| Markdown | 54609ee88b74599935f4539403371c8c445d603fadad96b7822893fd65f66d77 |
| Publication page | 1530fdee3dc35fbc88b92f64e4f9e885d875d4eeb46c8e66c23e57ecd751ba2b |
| Manifest | e1179b66973566c360922349b54cd93d2e7fbad90da840435d07f85bbac79aeb |
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 | /LUBPrCV/G9eUxViJBrb8LthrvTa9NeID7yT33GEc/hjCsV+4WMuJepgNiWX8cRSr/3rQm/7yGOhlsw10nbWAQ== |
| 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
| 2026-09-17T11:54:20.985659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021797observed 1530fdee3dc35fbc88b92f64e4f9e885...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:20.968878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021797/manifest.jsonobserved e1179b66973566c360922349b54cd93d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:20.949888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021797/publication.mdobserved 54609ee88b74599935f4539403371c8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:20.932150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021797/publication.txtobserved ee68918910da266057a569b02e96298d...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. |
|---|