OT-2026-000023905
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, sustained 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-2026-000023905) never changes.
Identity and time
| Publication number | OT-2026-000023905 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed6-79b9-b90a-67ef059430a8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023905 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8831f3123ca1f7eee651afc56252452706e53be850b3b67781494f376040ae8f |
|---|---|
| Markdown | 7e56da833ba9c83aa7e020acae3f519996b04bc29810d31b9fe726cb937450c4 |
| Publication page | fe4543ad3a0e81f96059268ea68a5f01c1bcea4c8a00e65dbf44f6366d9f02b1 |
| Manifest | dbc9fa648e26dd370c8d55773fffb41b8f84bd90a713f9cfc88bbc0ba8aa3125 |
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 | YKLnDiYgNriNqtfmhM7UYCHVZ7aYLDn+lXgHDnebIhwB93oxPBqEbB7IMY4UZeGOvspGRlCh24Y3j2pIoU3jDw== |
| 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
| 2026-09-17T11:50:31.367524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023905observed fe4543ad3a0e81f96059268ea68a5f01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:31.349768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023905/manifest.jsonobserved dbc9fa648e26dd370c8d55773fffb41b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:31.332405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023905/publication.mdobserved 7e56da833ba9c83aa7e020acae3f5199...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:31.314654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023905/publication.txtobserved 8831f3123ca1f7eee651afc562524527...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. |
|---|