OT-2026-000023677
Publication integrity record
Single cup vacuum gripper, two stage ejector, 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-2026-000023677) never changes.
Identity and time
| Publication number | OT-2026-000023677 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed4-7b7d-8f24-427c3bf9a702 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023677 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7cbd80d89bdd6862dc62ac71ec526062d538564635f386ed5095f5aceb1d19ad |
|---|---|
| Markdown | cfa401a51ee57f63e46145e12c01ef344f87b478e3c27e1dfb533cffb086838b |
| Publication page | 38f971fe62aac394cdeec1091266f7a59f723cd185013b576c03c107f40555c7 |
| Manifest | dd24f1f056706cb5c2b1330f63cd8434ed1d04e057cec640a1f4593df9b48a0e |
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 | QXi83iUa5k5BgwbR70U2nKqdEwFPXJlAzwIwORBs5YHl5Kuc6L8OnMFM2QF7POD+ijgLw+7Qux/J9FoK9e+6DQ== |
| 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
| 2026-09-17T11:49:59.972864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023677observed 38f971fe62aac394cdeec1091266f7a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:49:59.956171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023677/manifest.jsonobserved dd24f1f056706cb5c2b1330f63cd8434...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:49:59.937690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023677/publication.mdobserved cfa401a51ee57f63e46145e12c01ef34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:49:59.917844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023677/publication.txtobserved 7cbd80d89bdd6862dc62ac71ec526062...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. |
|---|