OT-2026-000016748
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000016748) never changes.
Identity and time
| Publication number | OT-2026-000016748 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-5919-7753-9900-cc836a957b14 · 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-2026-000016748 |
| Status | PUBLIC |
Content hashes
| Canonical text | 40f8a4970824cc07b7aa5148c0625b30060dc342d5bae3a2b6d61cfdadbeecd7 |
|---|---|
| Markdown | 3419fdbb6494087c307d3b612ddee3fadfdc565e33ae94eaa536eab9e53a2da4 |
| Publication page | be1192c7de7aba432193f7643a4cd728c31bd5be7d8cb66293727ada8b39c279 |
| Manifest | 7ff5a6edf09abf4264e035e509ff35d8c01a942d65a95dba44ea6ec46fc22422 |
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 | z4YCslvT9s2da4LlHAsrCv4WyqQHTqemlCWW+iC5n9WjAntNIfxy1vntGddTXr+YTd6rnaZ0D8LFUvrora/0DQ== |
| 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
| 2026-09-17T12:02:58.951459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016748observed be1192c7de7aba432193f7643a4cd728...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:58.935151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016748/manifest.jsonobserved 7ff5a6edf09abf4264e035e509ff35d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:58.917659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016748/publication.mdobserved 3419fdbb6494087c307d3b612ddee3fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:58.831494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016748/publication.txtobserved 40f8a4970824cc07b7aa5148c0625b30...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. |
|---|