OT-2026-000020340
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single 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-2026-000020340) never changes.
Identity and time
| Publication number | OT-2026-000020340 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-767d-ba6e-f820d0c30544 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020340 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0e60e029b5055552d30399cbe33ce351220c6ce06501c1db494bb2b65909cb88 |
|---|---|
| Markdown | 3b4bd6d33d3fed2ee52cbeeef935466e3d26e31a517f51b8c024a6de871fbba1 |
| Publication page | 46d925de720c26f11d389e3d87121d130d062fa8d1ebc9b0c77eafa69e01bdc1 |
| Manifest | c35810b1e31b41fa3510b98d056429f810a8094be032cc879d2cdc9ed12f2558 |
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 | AW0etfr9QSZpXervZZc3KQ6pHKeKEw4kb938+jw4S2rIBnMJBqW2Y4sfXOibBIkPy6z6uHuWKZC3AWhA/yCAAw== |
| 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
| 2026-09-17T12:00:07.315846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020340observed 46d925de720c26f11d389e3d87121d13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:07.278489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020340/manifest.jsonobserved c35810b1e31b41fa3510b98d056429f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:07.255108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020340/publication.mdobserved 3b4bd6d33d3fed2ee52cbeeef935466e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:07.236062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020340/publication.txtobserved 0e60e029b5055552d30399cbe33ce351...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.759775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020340observed 46d925de720c26f11d389e3d87121d13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.743325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020340/manifest.jsonobserved c35810b1e31b41fa3510b98d056429f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.726961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020340/publication.mdobserved 3b4bd6d33d3fed2ee52cbeeef935466e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.708880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020340/publication.txtobserved 0e60e029b5055552d30399cbe33ce351...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. |
|---|