OT-2026-000067781
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after 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-2026-000067781) never changes.
Identity and time
| Publication number | OT-2026-000067781 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4fa-7aad-9b25-87d1f5e389ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067781 |
| Status | PUBLIC |
Content hashes
| Canonical text | bdbc35752d59746ebf538b86d030b9a62369405f0df4f22063ef01ffff8a530b |
|---|---|
| Markdown | b53eec9d35f9f7dd6f2d7d6c5ac261027d5c3c7dfb38904b83933eabe6348d9b |
| Publication page | 8f913083833e16bdfc0872c8e7172e636b4c3a8574f99b3d0334e64043b08ad9 |
| Manifest | 446aae3b7b85769f323a29cbad8657f6a34e1c4f51a3535edd1a7d88b6aefd37 |
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 | h6svt9oGz6Ogh24YpVTSLePHDLL0zZACPXbDMuh2vYh2hdHofDuIMvcueG/WXAu6B32OW7au8Y9oS0HiZZPyCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:30:00.873918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067781observed 8f913083833e16bdfc0872c8e7172e63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:00.854923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067781/manifest.jsonobserved 446aae3b7b85769f323a29cbad8657f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:00.835849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067781/publication.mdobserved b53eec9d35f9f7dd6f2d7d6c5ac26102...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:00.818452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067781/publication.txtobserved bdbc35752d59746ebf538b86d030b9a6...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. |
|---|