OT-2026-000056032
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, sustained 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-2026-000056032) never changes.
Identity and time
| Publication number | OT-2026-000056032 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7101-b148-4ba197d25827 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056032 |
| Status | PUBLIC |
Content hashes
| Canonical text | 991fd45186ca230edd564d63efd007f72a410c24bd213aa062d70bfd70681960 |
|---|---|
| Markdown | f63b76bf4dc3b508de58d8708738c856b0f3a61e3b1f604c8e52749bc269faca |
| Publication page | 044474e4e96fd7f2342183aa2105c311ea151de5a92bdb6d919c8f8f9c756acb |
| Manifest | e46ff35b92860d6ea5da970bee9dd6b4806673a764143cafa55fe8daeca1675b |
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 | kiTOlXH5ejU+jNo125Vp87Af352Td7UkJMNy0f8I2Cd58WrUa0C0G5eWL4K/f2gqk5Ja1jsE58+aZhXg1EnHBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:33.675222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056032observed 044474e4e96fd7f2342183aa2105c311...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:33.658713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056032/manifest.jsonobserved e46ff35b92860d6ea5da970bee9dd6b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:33.641879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056032/publication.mdobserved f63b76bf4dc3b508de58d8708738c856...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:33.623642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056032/publication.txtobserved 991fd45186ca230edd564d63efd007f7...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. |
|---|