OT-2026-000043190
Publication integrity record
Foam pad 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-2026-000043190) never changes.
Identity and time
| Publication number | OT-2026-000043190 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327c-7406-8d32-27f34c17bc9e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043190 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1086008af59e54d87fe0c6b3edd7fdc65a2a7b49787c3dfb1d79e1004d00b34d |
|---|---|
| Markdown | 04ffb4a4b486ae6d4c3aa29f9374dfc66fc9533ab9450118d3934ff1bf3f2a86 |
| Publication page | b90b7f88cf22274d600422c980c3f88b3026f8346b9ece3f085441ae8f4f1bfa |
| Manifest | 1b605970f13e9070d68492d4b5a16685f6ca3de34fd6dd8e962908e3c0443f5f |
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 | bE5A2ptiQ8z+bmEcyOAofazHcwgwx4BWdOHYu0Xe7qz5rEQtd/Jfn4lzpWD5KQnc3yksNtkBtRnF+b1EnBpkCg== |
| 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
| 2026-09-17T11:13:38.697039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043190observed b90b7f88cf22274d600422c980c3f88b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:38.678581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043190/manifest.jsonobserved 1b605970f13e9070d68492d4b5a16685...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:38.660801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043190/publication.mdobserved 04ffb4a4b486ae6d4c3aa29f9374dfc6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:38.640707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043190/publication.txtobserved 1086008af59e54d87fe0c6b3edd7fdc6...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. |
|---|