OT-2026-000047811
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000047811) never changes.
Identity and time
| Publication number | OT-2026-000047811 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c420-7a63-b543-ec44b73216bc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047811 |
| Status | PUBLIC |
Content hashes
| Canonical text | 313afd56445600347e24fa99df77eda8915655bfb2d6cb50b8726611ac8d580d |
|---|---|
| Markdown | 8340b5e5008824a468c61563234fc9ef7e6945ef9b85ccdb0f0e3386d9b8c436 |
| Publication page | 37f4e59b7b86b83407c436f5d5b6271ba67de6637e36ea332c08c2155c685a55 |
| Manifest | d115f6517e368c961df1b8f4b0a0225de353e8a435b71e636c96e294a23abd5f |
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 | iFKyrmwUZCiUN5bwMrjSwr4o//oW9z9kKlAuw02c3ABSH92zc73yw+UDm8MhyEiM0jXDVCC9geC0LSMH0v9vAA== |
| 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
| 2026-09-17T11:05:42.974117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047811observed 37f4e59b7b86b83407c436f5d5b6271b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:42.955733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047811/manifest.jsonobserved d115f6517e368c961df1b8f4b0a0225d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:42.938188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047811/publication.mdobserved 8340b5e5008824a468c61563234fc9ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:42.917692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047811/publication.txtobserved 313afd56445600347e24fa99df77eda8...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. |
|---|