OT-2026-000053728
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000053728) never changes.
Identity and time
| Publication number | OT-2026-000053728 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735c-77d6-94a5-7b95c07c717a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053728 |
| Status | PUBLIC |
Content hashes
| Canonical text | cf768ebb6605c43959323333e79cfe3033a5a81af5f8887b7394e03f350214de |
|---|---|
| Markdown | d7e6e083c7050a60f0770c0471b8a9fb28dd34269298e746af281aaf3ea8aa6b |
| Publication page | adf7197fd94948ec9b1aebbf3d8736a87ad8ddaed2b400d3e65b64a8b0b99105 |
| Manifest | 1a68887a6e033fd0ce854d0cd43c9397dc5fe11968851ee1e655881a690a9e35 |
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 | jOOzwtMzc3obP0TGIOTez3qF68UrwsTdRobxu7YZnwJaGmnlpW57whmLEXi4fV700KNVGIHnc6hVcm7M87qwCw== |
| 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
| 2026-09-17T08:40:18.301385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053728observed adf7197fd94948ec9b1aebbf3d8736a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:18.277849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053728/manifest.jsonobserved 1a68887a6e033fd0ce854d0cd43c9397...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:18.257353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053728/publication.mdobserved d7e6e083c7050a60f0770c0471b8a9fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:18.237082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053728/publication.txtobserved cf768ebb6605c43959323333e79cfe30...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. |
|---|