OT-2026-000090957
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, pump fed, pressure sensor per zone, sustained 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-2026-000090957) never changes.
Identity and time
| Publication number | OT-2026-000090957 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7400-a5cf-bf42e739e998 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090957 |
| Status | PUBLIC |
Content hashes
| Canonical text | 651f1b73ad3f3a9d03db7a47af6aad9b093148b26968c7d72d14600831ba6532 |
|---|---|
| Markdown | 78f659bbebe48b690073e3dd54227ba0190bb4626d12581abd2e92d1610bda30 |
| Publication page | 495a9ec7198a45c3609cc0cae8223bec48abe6d52385eaee22aefae65a06c024 |
| Manifest | 3eb1aeb203e8347b07c52f1919abd110b66b27dfbdce09f330366cab5f115ea4 |
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 | Q//ER5lT6sZU15mUHFnL1nA3U/2F1MuiCYaNrdctGrFytQZ/kvV+0zih+FhsqGKtYIyxcKUIHvYI8EsC/JEFAg== |
| 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
| 2026-09-17T09:44:10.762405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090957observed 495a9ec7198a45c3609cc0cae8223bec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:10.744850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090957/manifest.jsonobserved 3eb1aeb203e8347b07c52f1919abd110...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:10.727054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090957/publication.mdobserved 78f659bbebe48b690073e3dd54227ba0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:10.709381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090957/publication.txtobserved 651f1b73ad3f3a9d03db7a47af6aad9b...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. |
|---|