OT-2026-000050030
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000050030) never changes.
Identity and time
| Publication number | OT-2026-000050030 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd78-77fa-ab58-4ecc6de85d6e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050030 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd87ed810cdd7c49ec2e224da677eb21150aa047222a0f8c8ad3e9a640672857 |
|---|---|
| Markdown | e82d649b3c543eee3e6fd7d94067b03afd0c2c44eda34d663f965bc0dda62a3b |
| Publication page | 28470f922e11387d32ed4f46127a2a4b6c27ee8c9bb96ea074a4f6f526e40925 |
| Manifest | 25c0257b2533bfa511623e3300d74afdc97400468d943eb077e1549535761a46 |
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 | eG+lXkIUu+S7oUNu3joBkurfd/pXXaUD0NxtyYEIIrQk1IzJMvkzs4yl7axZWNqQt45ip4hSCM+ZvttGyKI6DA== |
| 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
| 2026-09-17T11:02:00.216503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050030observed 28470f922e11387d32ed4f46127a2a4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:00.198845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050030/manifest.jsonobserved 25c0257b2533bfa511623e3300d74afd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:00.180721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050030/publication.mdobserved e82d649b3c543eee3e6fd7d94067b03a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:00.163191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050030/publication.txtobserved dd87ed810cdd7c49ec2e224da677eb21...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. |
|---|