OT-2026-000019321
Publication integrity record
Single cup vacuum gripper, 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-2026-000019321) never changes.
Identity and time
| Publication number | OT-2026-000019321 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7b18-9b37-5cf05e7036a3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019321 |
| Status | PUBLIC |
Content hashes
| Canonical text | d2baf7649dfd085985391d737e2b29b86851e1df567c8f4c1deb299e4f5bcba6 |
|---|---|
| Markdown | 42d565a117d0d4c7a81ed9c7d43c9a6aa1f2edd68a4bdd340b310096d05fa14c |
| Publication page | fa3e59efaf16ca333f6d7c96cb9c53749d89409c7bdd996317240a7493fd40ec |
| Manifest | 6857f5e4b68a6264266915972bd8e1e8d6024e5d6f166e38c865b70509b1d002 |
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 | m5vsWEFPvthQ10MY8aoZkjrKAC7kbWrd3Odhj1hx5qnCjH/hZskB6PDMpaZKqprku+mDDJLf8pjJXEhVM4HCDA== |
| 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
| 2026-09-17T11:58:41.172626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019321observed fa3e59efaf16ca333f6d7c96cb9c5374...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:41.154501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019321/manifest.jsonobserved 6857f5e4b68a6264266915972bd8e1e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:41.134944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019321/publication.mdobserved 42d565a117d0d4c7a81ed9c7d43c9a6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:41.116195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019321/publication.txtobserved d2baf7649dfd085985391d737e2b29b8...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. |
|---|