OT-2026-000049469
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000049469) never changes.
Identity and time
| Publication number | OT-2026-000049469 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-7cdc-b803-3b321b593fe1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049469 |
| Status | PUBLIC |
Content hashes
| Canonical text | df168ddb9ea95cfb4b7e1fb015b5a47c2890ec011b050db3432af4720799e1c6 |
|---|---|
| Markdown | 2585838c0a6f9e1720c1a96322e2290aa7574730575a9365dfd2d973fa60a825 |
| Publication page | 7f277c3cccc1d2a27103445b826fd4694aa4be754bd4730c0b592e36781452d1 |
| Manifest | e1073257eac0d345d4c89f91ca6ceb28c1ae8ab600e2b52bf1e1ce90e6e5e197 |
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 | isp30nGRuaEMA5lYlS0lWPw8eama+LXEPbz6wyCHK/3UTlje2Hg89aV0BQUC9V6QC1aw6BrVUETtSqVzJE0qCA== |
| 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
| 2026-09-17T11:02:18.675615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049469observed 7f277c3cccc1d2a27103445b826fd469...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:18.656316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049469/manifest.jsonobserved e1073257eac0d345d4c89f91ca6ceb28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:18.637437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049469/publication.mdobserved 2585838c0a6f9e1720c1a96322e2290a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:18.618416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049469/publication.txtobserved df168ddb9ea95cfb4b7e1fb015b5a47c...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. |
|---|