OT-2026-000103572
Publication integrity record
Foam pad vacuum gripper, three zone face, 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-2026-000103572) never changes.
Identity and time
| Publication number | OT-2026-000103572 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e461-71cf-9946-cc777ccc3b61 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103572 |
| Status | PUBLIC |
Content hashes
| Canonical text | c75d5a67f1aba263b307603265a35c4d600b45393e57ea34ac34b876140d3a60 |
|---|---|
| Markdown | 0c08ce12f735a00923490fb92683c1fdc78def8acd73a63cdc1ece038ad6e852 |
| Publication page | 3e9fe6d23792ca2347589dbc3354e86fcbd5d7b72deacc4ac7f7d4647903f934 |
| Manifest | 840d8f1602e266d06c2eda1c0af196005d078de38518270fb2a524f6ceda5543 |
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 | c7ZwBVksZuxQwaOP8YofuBITgwMo6YTEzA613srclQDsJGhMEbT1YNd9fXgrvyLWaaP7pLgiQ4pVGgGFdwA5BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:21.351348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103572observed 3e9fe6d23792ca2347589dbc3354e86f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:21.332327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103572/manifest.jsonobserved 840d8f1602e266d06c2eda1c0af19600...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:21.314468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103572/publication.mdobserved 0c08ce12f735a00923490fb92683c1fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:21.290977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103572/publication.txtobserved c75d5a67f1aba263b307603265a35c4d...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. |
|---|