OT-2026-000064171
Publication integrity record
Three bellows cup vacuum gripper, three zone face, single stage ejector, 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-2026-000064171) never changes.
Identity and time
| Publication number | OT-2026-000064171 · never reused |
|---|---|
| Internal UUID | 01a0ae8d-a45f-7b52-b511-e6de38b9ac3e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:48:33.392114Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000064171 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7861c6607d87f35a5eb12f5193d77c78680aa34d48abe5714e7e2f3ea36e9be5 |
|---|---|
| Markdown | ba1702148201b7d70e9c1fbecb9766145613cbb4ef79112a3d72c54605b38497 |
| Publication page | 4d6ef9b18a2f942631633b61f51e4e11b660d2ce1110c46f109dbb2abe06db1d |
| Manifest | bfd4c88d4891879ac37f6accf51e3fb77702401f480a867e8b3e6af4fe37da80 |
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 | HjS2qhzTFfUowcCW2Y33AJJ7MpZRYjgcItb5eaZ08BNzY1mV7USYPgpEmuZUPE9yk/05gQSxazAjzmGIyJx4Dw== |
| 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
| 2026-09-17T10:36:11.097691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064171observed 4d6ef9b18a2f942631633b61f51e4e11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:36:11.080501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064171/manifest.jsonobserved bfd4c88d4891879ac37f6accf51e3fb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:36:11.062182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064171/publication.mdobserved ba1702148201b7d70e9c1fbecb976614...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:36:11.044999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064171/publication.txtobserved 7861c6607d87f35a5eb12f5193d77c78...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. |
|---|