OT-2026-000006677
Publication integrity record
Vacuum cup gripper, two zone face, six outlet manifold, pump fed, pressure verified, rubber cups
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-2026-000006677) never changes.
Identity and time
| Publication number | OT-2026-000006677 · never reused |
|---|---|
| Internal UUID | 01a0a963-9b57-7cbd-9427-1e3dc7cdc3ed · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:44:32.474424Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006677 |
| Status | PUBLIC |
Content hashes
| Canonical text | f184cf74107c2b02b73a1741f86d0e2d103139924c949d631b73e21b6e105e83 |
|---|---|
| Markdown | e6dff254d5f45f470b2966e9098f8c849c7c45b423510e293f2f01f70b0dc635 |
| Publication page | 1ad4ad221fb2f9a70a15e441386835f2f3d69e110c38ca3ad7a403e1a8104472 |
| Manifest | f4beff6bedd80de124cc39cd9d33377a8083c8129f51082e02fab2b756b769d5 |
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 | 1Asfh+6dWyZdhJw+AoH+Cyywq3RbtzK4rqQHYCYtpC/NRsH8kyUtKe0d4SUOyBHfjNR3umo2ZWur/8CcRAQmCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:18.409578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006677observed 1ad4ad221fb2f9a70a15e441386835f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:18.392811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006677/manifest.jsonobserved f4beff6bedd80de124cc39cd9d33377a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:18.377645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006677/publication.mdobserved e6dff254d5f45f470b2966e9098f8c84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:18.252135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006677/publication.txtobserved f184cf74107c2b02b73a1741f86d0e2d...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. |
|---|