OT-2026-000021940
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000021940) never changes.
Identity and time
| Publication number | OT-2026-000021940 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-781f-9980-bd9587aa3cad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021940 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbae22f805616680dbfcc5aeae633a9b99d96d1e94bd6ab20088b2a6d3dd1cbe |
|---|---|
| Markdown | 63e8574c4b5f594eb81a3bf7398e7d71ba21e1d8239a3ed6999c96e68f39930e |
| Publication page | 4074f69d1c676366db2db77ed75088589bb062816e48bc13a3becc4fa2bde7d2 |
| Manifest | f4df31497a965e9441a56c081767977e35318fd0587bb7cf71fe0f9093a44f26 |
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 | Z3W66z+MCoTr/VU/Q9T+oVUCT9aSEbCPh77bvJ3R965NDQ0Bg+UhLI4nUrQawyfsbKN05cVNYptlINvieeC9DA== |
| 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
| 2026-09-17T11:54:36.308455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021940observed 4074f69d1c676366db2db77ed7508858...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:36.288865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021940/manifest.jsonobserved f4df31497a965e9441a56c081767977e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:36.269864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021940/publication.mdobserved 63e8574c4b5f594eb81a3bf7398e7d71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:36.250879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021940/publication.txtobserved cbae22f805616680dbfcc5aeae633a9b...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. |
|---|