OT-2026-000029783
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, 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-2026-000029783) never changes.
Identity and time
| Publication number | OT-2026-000029783 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e24-79f9-ad2b-13cab232592d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029783 |
| Status | PUBLIC |
Content hashes
| Canonical text | dce246bdbeecdf6d1277c404b51ecb89eb07e39e9b456b36c52ae8683f76c6ab |
|---|---|
| Markdown | dcb645f337b6eef82c2751230fd9f2b1210b8aef65734879caee2cd4eb21236d |
| Publication page | d16bbe5e8878b015836a5d791c511ce13ed65d802b40d7e0f5901a5b9b9ccc05 |
| Manifest | 29f9c58bd2391999c314ec5087d0bd358a3dfe0edb5e676416539c12f5a3facc |
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 | lcezFPQcBHJqltri5FLxsWEvTmcgdMQcxi7fp2VdRnOpoe8fc9fG0O9W/beUlhnEyj9EM+NG/QJLYAqgdpN4AQ== |
| 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
| 2026-09-17T11:39:33.100863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029783observed d16bbe5e8878b015836a5d791c511ce1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:33.084291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029783/manifest.jsonobserved 29f9c58bd2391999c314ec5087d0bd35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:33.064602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029783/publication.mdobserved dcb645f337b6eef82c2751230fd9f2b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:33.048429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029783/publication.txtobserved dce246bdbeecdf6d1277c404b51ecb89...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. |
|---|