OT-2026-000074889
Publication integrity record
Foam pad vacuum gripper, four zone face, four 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-2026-000074889) never changes.
Identity and time
| Publication number | OT-2026-000074889 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2c-7a9d-98b2-1f517bfda372 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074889 |
| Status | PUBLIC |
Content hashes
| Canonical text | dfa6f914b68a42f0f1d833da161020fdafc67e176e50fedff8225cfe0951bb25 |
|---|---|
| Markdown | b4ab0547c399d0d80efbdadba30bffa3c19e844df57bb1b700124a3e29b15a8f |
| Publication page | bdc668f3354a5fc6f8005a59f08eca2e30fb4d6d0823c8ac4510b54c8afa5393 |
| Manifest | d86037506a6a69414795d62eec84f3fcce3d2e55a7aaef88b5c9be2cd5efbf66 |
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 | WFqvDe+f3cekPQus3UmyMq6mK5rbIo/tUuJj22WW5J7BYwHaCjaQp9bZLyfGVgfh3qxjiNkpHqkvsbg8qgEfDg== |
| 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
| 2026-09-17T10:18:36.671794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074889observed bdc668f3354a5fc6f8005a59f08eca2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:36.655998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074889/manifest.jsonobserved d86037506a6a69414795d62eec84f3fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:36.639318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074889/publication.mdobserved b4ab0547c399d0d80efbdadba30bffa3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:36.621398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074889/publication.txtobserved dfa6f914b68a42f0f1d833da161020fd...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. |
|---|