OT-2026-000055992
Publication integrity record
Single bellows cup vacuum gripper, two 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-2026-000055992) never changes.
Identity and time
| Publication number | OT-2026-000055992 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4a-7f34-b0d6-2cc310b1ba59 · 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-2026-000055992 |
| Status | PUBLIC |
Content hashes
| Canonical text | 247e3d1801e9e2764f1187c8aeac55047d1f48176e0c29c28813ba1067f3ae50 |
|---|---|
| Markdown | 0b5db94c4e1141895802a2a019c8e885e3a90f90ac9be3ab2a2ddd0c23a4c10e |
| Publication page | 83e70fda59eb7d226da4877d3e6c447566a14b4f3af1270c03edeb9019825c06 |
| Manifest | 5265bfd5cdf57e0079b73ebfe21854c23fd752d5310267137e1c6ded79f28804 |
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 | XjJiN8kBMWZT5I8ZmXlJiHXqm1QdSCy0C38F8l6cXTGjYiatH9n1oQIh4RNiI+LI+fQRI0iT10vlyzHD8UoxAA== |
| 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
| 2026-09-17T10:51:30.994336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055992observed 83e70fda59eb7d226da4877d3e6c4475...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:30.977293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055992/manifest.jsonobserved 5265bfd5cdf57e0079b73ebfe21854c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:30.959273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055992/publication.mdobserved 0b5db94c4e1141895802a2a019c8e885...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:30.940912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055992/publication.txtobserved 247e3d1801e9e2764f1187c8aeac5504...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. |
|---|