OT-2026-000020956
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000020956) never changes.
Identity and time
| Publication number | OT-2026-000020956 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-7b63-a7c9-8d6724b1fcd4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020956 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec04f83779ae50390bc407f9788cfd6daa128fdfe4e53cc061d207bec96ad94d |
|---|---|
| Markdown | f1cc30124c76d4b17de4fda25677d50eeca08520db6c9d17cad4e685e67fb417 |
| Publication page | 41b57acdf44a28f319653335ed2b105cd83ae35af0d39f7692cb8f7aeb0eaeee |
| Manifest | 30fced2cba10f0512b2a6a8266b74c0cac2da2865422f002496de918023cbc2b |
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 | PVjLgMjj0eddqFNzci2eW8DYRcRMcaVa4g5VuIOCN0iAf9ipJduHVePg1Y2yrQPD81b1CqYxezOIGoBuIPupBw== |
| 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
| 2026-09-17T11:56:05.960555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020956observed 41b57acdf44a28f319653335ed2b105c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:05.944965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020956/manifest.jsonobserved 30fced2cba10f0512b2a6a8266b74c0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:05.928557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020956/publication.mdobserved f1cc30124c76d4b17de4fda25677d50e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:05.910820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020956/publication.txtobserved ec04f83779ae50390bc407f9788cfd6d...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. |
|---|