OT-2026-000047939
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000047939) never changes.
Identity and time
| Publication number | OT-2026-000047939 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c422-7d03-b25a-de4080df2623 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047939 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4a67149744a65de5789ecac6d2944f8f8ce1d19e0f1d750852553bf28e43598 |
|---|---|
| Markdown | b18187030d2b5880adea134375764ded4bf7e5a016e9d69b97d5e5bc0c502a68 |
| Publication page | 80b7e2427c4565140275401603c99ffa3dffe79bb5582dde9fe8a8e1a1914485 |
| Manifest | ba228f644aa4896bb98219d144cf94c38e35d0ac13265a870f7c06b703fcb266 |
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 | h6UlH2pWSFUs966QcqIes5TPkvW0DBiZnmsJZChSSi2mviOz0gt71CRDZzwYfV5jWc7kzZZiY+4v3rTPqnU5Dw== |
| 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
| 2026-09-17T11:05:54.255852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047939observed 80b7e2427c4565140275401603c99ffa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:54.237694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047939/manifest.jsonobserved ba228f644aa4896bb98219d144cf94c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:54.220670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047939/publication.mdobserved b18187030d2b5880adea134375764ded...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:54.203539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047939/publication.txtobserved a4a67149744a65de5789ecac6d2944f8...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. |
|---|