OT-2026-000022297
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000022297) never changes.
Identity and time
| Publication number | OT-2026-000022297 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fc-7b78-99f5-ac674ab1fa31 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022297 |
| Status | PUBLIC |
Content hashes
| Canonical text | dbc50f464cd77437a61cbddf8e6c1aa8325dbb11c433ec533839e8238017992a |
|---|---|
| Markdown | 3e0e4a7ba8f226c10234816153526acea7214a2611f7664b375cdb314ee7235a |
| Publication page | 109a026a4076fe49b7ffb886931c9a430644a1b1bf4263f531e1b1771a56ac80 |
| Manifest | 12aec718233f7946b38b1cdb530f50eb85591e8d72c172f036c54423700b7a2d |
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 | YmVk3n3bp56SUBO/jWmNBNNWeCeSYrA1x4cwjdj+KJtBHoHF4mof7QdLTiDZi/L7FH3OvRaMseXrWROPPm6/Cw== |
| 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
| 2026-09-17T11:53:06.036388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022297observed 109a026a4076fe49b7ffb886931c9a43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:06.018751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022297/manifest.jsonobserved 12aec718233f7946b38b1cdb530f50eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:06.002486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022297/publication.mdobserved 3e0e4a7ba8f226c10234816153526ace...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:05.984786Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022297/publication.txtobserved dbc50f464cd77437a61cbddf8e6c1aa8...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. |
|---|