OT-2026-000047351
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000047351) never changes.
Identity and time
| Publication number | OT-2026-000047351 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e57-7f71-901b-8193ee8eafd4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047351 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0680206a8b3dc9a5a61bece3f4f68559e32a5d51654da2c4e6d862ad03cc2a6 |
|---|---|
| Markdown | 2441a4c3c8ac4a8e2e23aed589ef3dc9ecf2d247c3545f73360982757dd22745 |
| Publication page | 676e417c591794ba18983c3c7f8b56eb3d9a8a468a5013c1965382caf53b45f7 |
| Manifest | 0b7e84412646cb331cc0d24a45cb886ef58278ad403451f32cf405cd091c890c |
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 | 6/1jKzVy1IVct3L/MF1aD/jTnJgy3Mc/ETF0+Zh3mIZ9KieHZ35kRPN/lAvUti9PQaO5B5313DRo4uXSNMcuDQ== |
| 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
| 2026-09-17T11:06:20.782388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047351observed 676e417c591794ba18983c3c7f8b56eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:20.764532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047351/manifest.jsonobserved 0b7e84412646cb331cc0d24a45cb886e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:20.746800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047351/publication.mdobserved 2441a4c3c8ac4a8e2e23aed589ef3dc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:20.728333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047351/publication.txtobserved b0680206a8b3dc9a5a61bece3f4f6855...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. |
|---|