OT-2026-000041128
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, pulsed blow-off after 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-2026-000041128) never changes.
Identity and time
| Publication number | OT-2026-000041128 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b142-7151-bdb7-cf68ad6f4bf5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041128 |
| Status | PUBLIC |
Content hashes
| Canonical text | 602a7550e3c1dc26b8cb9c5e93caaa96f6dde8ec1fa9e7fbe8d77e82225bdb43 |
|---|---|
| Markdown | 5e798579780e97335fd8889677ecb52c7980ab9275690ceb57e9cb93d1f1b295 |
| Publication page | b6dfa942527f8fe8b3e86cc1420a512781b40d1b33e225f2d421fed686e7aaf3 |
| Manifest | b2f5e141e8f1a9b9f2d45e1a02e17dc57353e429db802dd159bbf18d65dde903 |
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 | OV/Pbk/VrLniLsXK1zVkzFG6+4qYiRCqWNE1TBdBZBr/bE0kxN3xaEpegmELjMDXYBh9XArH1xSIUH5UhvLuCw== |
| 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
| 2026-09-17T11:17:03.910265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041128observed b6dfa942527f8fe8b3e86cc1420a5127...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:03.891794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041128/manifest.jsonobserved b2f5e141e8f1a9b9f2d45e1a02e17dc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:03.874372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041128/publication.mdobserved 5e798579780e97335fd8889677ecb52c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:03.855200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041128/publication.txtobserved 602a7550e3c1dc26b8cb9c5e93caaa96...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. |
|---|