OT-2026-000057640
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000057640) never changes.
Identity and time
| Publication number | OT-2026-000057640 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2694-7814-aedd-b454d86f8340 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057640 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2615bd7f0974580794a8768f3c9e28d14d25790ba768a913ce5b6410575e19a8 |
|---|---|
| Markdown | 555cc3192dff75d29d0092df9251fcec4fe36309ccdda93f005933ff323ca26f |
| Publication page | 6e9be7933f8658998f563268cde549a2f275ba0374c82c5ba51d2ec31d545fe8 |
| Manifest | 7a41e41e53db28b979e93f9f0f527a798c861ae675b1b28821dc8d43a4a64944 |
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 | xjjIe3pWw2PlMVBngf2dBxcSLnOF9ohBF09Jf0wxU3M7iYb9SN5TMym6YqwoqRC2O2kUPSB7OYZT6+dAQnhqCw== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:48:12.250452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057640observed 6e9be7933f8658998f563268cde549a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:12.232239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057640/manifest.jsonobserved 7a41e41e53db28b979e93f9f0f527a79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:12.213353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057640/publication.mdobserved 555cc3192dff75d29d0092df9251fcec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:12.195369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057640/publication.txtobserved 2615bd7f0974580794a8768f3c9e28d1...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. |
|---|