OT-2026-000021468
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000021468) never changes.
Identity and time
| Publication number | OT-2026-000021468 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-77d2-b45f-098f981d72dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021468 |
| Status | PUBLIC |
Content hashes
| Canonical text | 765074a36fd94984a27d3d8a538e8728c5bf6c7f22bd5f69405f0bb6195ea056 |
|---|---|
| Markdown | 2ae6ce2679a029e6d9db0e9fb667d4a7deb594cca8954203e31888a88a398abb |
| Publication page | 4b5086a8842cf00f8a6b98bccb9e8f9014fce8960f160d84213adf09fb267634 |
| Manifest | d241de6a43c5bd6b1dea7b51c1af877744229f174f22163b209d2967e40e2e3f |
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 | 6pq9ux++Dv8qc+8W6w47sLUgnvq7y8zcdasOcZQJtkcPMdkZkROrmOT3wpGwn1jlcGAXeIGm2TTvysYixHDLDA== |
| 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
| 2026-09-17T11:55:22.928659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021468observed 4b5086a8842cf00f8a6b98bccb9e8f90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:22.909933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021468/manifest.jsonobserved d241de6a43c5bd6b1dea7b51c1af8777...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:22.861387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021468/publication.mdobserved 2ae6ce2679a029e6d9db0e9fb667d4a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:22.832863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021468/publication.txtobserved 765074a36fd94984a27d3d8a538e8728...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. |
|---|