OT-2026-000023222
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, sustained blow-off before set-down
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-2026-000023222) never changes.
Identity and time
| Publication number | OT-2026-000023222 · never reused |
|---|---|
| Internal UUID | 01a0ae70-7267-7715-8f8c-4e674e96355d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:40.056870Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023222 |
| Status | PUBLIC |
Content hashes
| Canonical text | 755461173a737f15fcfc9bf695f78f38c217ca4d7089047870e989651192a412 |
|---|---|
| Markdown | 8572e24370b9e6098c823e2ef15e328f578cded15f234c2271e6e6fa8fe8686c |
| Publication page | ad8492fc3d1d8cc9fbe45b4a531f0ff7b6cd33136a4fc54e358706631dccd16f |
| Manifest | f194ffda28050e5e8dadbc3f2c1a80fadcbcb36c348e0e6727fde60f0e9f45f4 |
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 | RiHt3fHrxpgL0sn64AWKw1dOUo/QDxUAZK3qCkOiMD4FxisJfjR798ZOXRuBPFeAihPhejf1Y9QO4F4m0pSTDg== |
| 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
| 2026-09-17T11:51:16.733553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023222observed ad8492fc3d1d8cc9fbe45b4a531f0ff7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:51:16.713793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023222/manifest.jsonobserved f194ffda28050e5e8dadbc3f2c1a80fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:16.693110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023222/publication.mdobserved 8572e24370b9e6098c823e2ef15e328f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:16.673294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023222/publication.txtobserved 755461173a737f15fcfc9bf695f78f38...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. |
|---|