OT-2026-000018783
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000018783) never changes.
Identity and time
| Publication number | OT-2026-000018783 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-75f4-953c-98311fec16a3 · 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-2026-000018783 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd9368cd38f016bae35f7becd9388a036625edb823fc344ca5d15101f56db48d |
|---|---|
| Markdown | 829042b52c9333b53f751678c4af93ba80edfdb8346c8cb581885e7371ef0d2d |
| Publication page | fea6ac5a70c016420342e792af815c321e5e1784955eae7cfc0d38449c880061 |
| Manifest | 48a0f68189a3773574552bdb6cf80900df34741776af57d951154dab3b73c705 |
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 | ktCnZhcYzs91lXjbaWVefghd9xdGeKqpgSKNmSKbtYqxsC7K2HgF/W3gHLxtiuVJ96Ae+K2rItSN9d78oW90BQ== |
| 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
| 2026-09-17T11:59:24.475357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018783observed fea6ac5a70c016420342e792af815c32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:24.458229Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018783/manifest.jsonobserved 48a0f68189a3773574552bdb6cf80900...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:24.439787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018783/publication.mdobserved 829042b52c9333b53f751678c4af93ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:24.420062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018783/publication.txtobserved dd9368cd38f016bae35f7becd9388a03...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. |
|---|