OT-2026-000021169
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000021169) never changes.
Identity and time
| Publication number | OT-2026-000021169 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-7224-9c3b-f31bf9715301 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021169 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2f059340360fd9a8d703409453b3f8fc54cec8b3fd35220f74decd2447a72577 |
|---|---|
| Markdown | 742372141a4e3319d87e77c73f7d21a5e63a0e33241b04da32eab6855cc89db1 |
| Publication page | 734a7f2e6ae738eff376ef828bc13485ada242efbf27c0d71edeb4cdfef43d1a |
| Manifest | 836a6bdcff22761d712fe2919e63823aeb94bd0f22057946973eb4fbef43403a |
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 | RZ9PMPfqvZgOp5Se3ZtIccLTXkknMhsj7fpKlpW7zuWDauONgjLJkXoOK9+lOUJAkk3j2NwsSwwhCAiqS1fcBQ== |
| 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
| 2026-09-17T11:54:56.568188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021169observed 734a7f2e6ae738eff376ef828bc13485...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:56.546270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021169/manifest.jsonobserved 836a6bdcff22761d712fe2919e63823a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:56.527329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021169/publication.mdobserved 742372141a4e3319d87e77c73f7d21a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:56.508837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021169/publication.txtobserved 2f059340360fd9a8d703409453b3f8fc...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. |
|---|