OT-2026-000075707
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, pressure sensor per zone, 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-2026-000075707) never changes.
Identity and time
| Publication number | OT-2026-000075707 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fd-7f5b-864b-64ee4bc3ecee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075707 |
| Status | PUBLIC |
Content hashes
| Canonical text | 69664fa7d00574a742e5d42fa38c62186105a0164b8105e1ffacde1359b136e9 |
|---|---|
| Markdown | f6fb789538a127f7351a64ea71a83edb8a5cdf45979d47ed4c02242162d0ba2f |
| Publication page | c773d1055a3a73744ff3fefc811b5cf5157eaf5a68da2e556b758899b9febe2b |
| Manifest | 0639538beaf132de9603ae19a8e7f5deb8cfc3cbc12bd95c3dbc985b98a0cf5b |
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 | KKJoIQtDnWVDN6TFAPioHSa5nDMcg/lsacqGICrD6WkhnzrmGSdfhFOr4sWX+s0WRzKJ9PQWCp0crzyGScptDA== |
| 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
| 2026-09-17T10:13:55.794135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075707observed c773d1055a3a73744ff3fefc811b5cf5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:55.775484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075707/manifest.jsonobserved 0639538beaf132de9603ae19a8e7f5de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:55.755374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075707/publication.mdobserved f6fb789538a127f7351a64ea71a83edb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:55.736313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075707/publication.txtobserved 69664fa7d00574a742e5d42fa38c6218...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. |
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