OT-2026-000016978
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000016978) never changes.
Identity and time
| Publication number | OT-2026-000016978 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-591a-722c-b690-6333e44396d0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:22.507214Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000016978 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe6590db711c7b33a37cc8a4e3c256e3318e1661365f5f961f63d19c06767900 |
|---|---|
| Markdown | ea0966785e7c6c9d3455c042e4b329918816615f987a825897ab009dd429892f |
| Publication page | 7bd76ae45a7822a8480ed61fd1d0c64ed7fc43642b039a548f744b5601139f1a |
| Manifest | da7f9413f284a23a99702ba1480b6c07f6cfb7551c6d3fccfaabc0b2935b82c4 |
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 | EhOBmhqT4LUIcFhqshJFC1AMIH2Q3jSvm546GmKWRituxPDe+JC0QYVQWRbnBsJ5eNZV2005XMfn3VSe2ImoDw== |
| 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
| 2026-09-17T12:03:22.714404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016978observed 7bd76ae45a7822a8480ed61fd1d0c64e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:03:22.696513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016978/manifest.jsonobserved da7f9413f284a23a99702ba1480b6c07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:03:22.679787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016978/publication.mdobserved ea0966785e7c6c9d3455c042e4b32991...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:03:22.663013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016978/publication.txtobserved fe6590db711c7b33a37cc8a4e3c256e3...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. |
|---|