OT-2026-000037380
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000037380) never changes.
Identity and time
| Publication number | OT-2026-000037380 · never reused |
|---|---|
| Internal UUID | 01a0ae77-b8cd-7967-acbc-7985e1a3d2d8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:36.831192Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037380 |
| Status | PUBLIC |
Content hashes
| Canonical text | c778558c9da53b35564b9a9d78b38aa8a5e840022421bbca1ba7a9d276968391 |
|---|---|
| Markdown | 3d3e4500ee8d2178ba88f847865dcd8b7fd525531cadab58a18baf59b4165e37 |
| Publication page | 20bf9d41fb6f90b26c48c71831888ed90d4cac7c01645cd1207b584fffdf7d5e |
| Manifest | 87e4760ccf8a0eb1451ce1feb11acafcb88e5f1479810025d3eb5d42cb1eb12e |
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 | Hf8P0sU0dubpinvNpzn+z3lKHDnaemh+sYntH8/Xh/aEhW2e0+0ZUknfNdLknH3UJdBALMUyS3J7VHWw7y2yCg== |
| 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
| 2026-09-17T11:23:48.465946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037380observed 20bf9d41fb6f90b26c48c71831888ed9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:48.447501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037380/manifest.jsonobserved 87e4760ccf8a0eb1451ce1feb11acafc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:48.429870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037380/publication.mdobserved 3d3e4500ee8d2178ba88f847865dcd8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:48.412062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037380/publication.txtobserved c778558c9da53b35564b9a9d78b38aa8...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. |
|---|