OT-2026-000018713
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000018713) never changes.
Identity and time
| Publication number | OT-2026-000018713 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-7251-82de-e2cdbc3b2345 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018713 |
| Status | PUBLIC |
Content hashes
| Canonical text | d2a933bea9b5e10ab3064c0d056c2a6527b9a667776e0cdfd3ff641e2ec90308 |
|---|---|
| Markdown | 8c9fe5b44612dfb6ed1d3bfbbf510c851cc5cdaf56aae9896e06d5471087ce7c |
| Publication page | af5cc9c1bc8df2bc38810792b6bb16557dacd724c9cedd856f7afce7a04344ca |
| Manifest | 96e63e9287ffe91e1fd6c1d6bf5f20cbfa32ad92a9e92a1e96a0e11f5c235bcc |
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 | 8V6BSNxlh0FgveN/l19kZ6dNjA9X+ipzrNGKskYSNXpKrPshh0SBRwQTz8N+NHM7BPd4mpx57ARkfhy2v4qwDQ== |
| 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
| 2026-09-17T11:59:18.948277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018713observed af5cc9c1bc8df2bc38810792b6bb1655...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:18.929459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018713/manifest.jsonobserved 96e63e9287ffe91e1fd6c1d6bf5f20cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:18.911838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018713/publication.mdobserved 8c9fe5b44612dfb6ed1d3bfbbf510c85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:18.892493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018713/publication.txtobserved d2a933bea9b5e10ab3064c0d056c2a65...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. |
|---|