OT-2026-000043488
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000043488) never changes.
Identity and time
| Publication number | OT-2026-000043488 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92ce-71c4-b63b-81a5f5598561 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043488 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5b39f33e345c48dd2d007a51d2935c757bdc49b41f74fcafced9c320a0e32493 |
|---|---|
| Markdown | d8c2af2f627db42d70987938ed27496955e6d77acba9d0b8bc56092de6f695b7 |
| Publication page | 1c23cfc14c239fc33f1c3e27e8154c55287362b032915a04b69a66d86370fdb5 |
| Manifest | 1e355f1209ba2bf6c87c8d769b3dfbc288a3cedc6e7cac294d53d52574a4deb2 |
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 | Ink5JYhQi1gZFeMR0eJ7IG1namFOMwVAcQs9VghHPTwGDmh0HUoxBiHNE2vy+0wanl9ehPL6lqMCpVCNEgu+BA== |
| 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
| 2026-09-17T11:12:50.995493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043488observed 1c23cfc14c239fc33f1c3e27e8154c55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:50.976055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043488/manifest.jsonobserved 1e355f1209ba2bf6c87c8d769b3dfbc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:50.955865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043488/publication.mdobserved d8c2af2f627db42d70987938ed274969...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:50.936609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043488/publication.txtobserved 5b39f33e345c48dd2d007a51d2935c75...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. |
|---|