OT-2026-000020678
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, 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-2026-000020678) never changes.
Identity and time
| Publication number | OT-2026-000020678 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7570-8668-a758282ac4ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020678 |
| Status | PUBLIC |
Content hashes
| Canonical text | a1eba12f9bd8d5d00467dcb7c3750d1e069fc462156f2d1ae991511e15e77d8a |
|---|---|
| Markdown | f5cd66be2f7171e6b82215731cb4a645e715d9b75f22efee5c9c42300a650198 |
| Publication page | f8b9e2a4dfeffd4275020b0fc7faff6882398f58d8f5f0cd52859187e9b19847 |
| Manifest | f19befede5f94807fee5971a0bc535a989d5e7b07a98d70052f436201989d3b1 |
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 | JUOd/K5zMm4Q4+RhI5rclKy52hwsiKXFGNLIEbVlTLaUMI63brUZM3ejYJlKPPoTgUD4uy1XE7+uhCbl9WrEBA== |
| 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
| 2026-09-17T11:55:38.179098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020678observed f8b9e2a4dfeffd4275020b0fc7faff68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:38.161653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020678/manifest.jsonobserved f19befede5f94807fee5971a0bc535a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:38.144899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020678/publication.mdobserved f5cd66be2f7171e6b82215731cb4a645...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:38.127743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020678/publication.txtobserved a1eba12f9bd8d5d00467dcb7c3750d1e...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. |
|---|