OT-2026-000023690
Publication integrity record
Four pad foam 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-2026-000023690) never changes.
Identity and time
| Publication number | OT-2026-000023690 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed4-761b-92c5-1db90c2e3a93 · 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-2026-000023690 |
| Status | PUBLIC |
Content hashes
| Canonical text | 558f28b92f24a06d475c803706bfd9fc7407d3c50147f0f08a32d36014feb9d0 |
|---|---|
| Markdown | 07204784b4c13b973b4024915136f99f644e422c45b1ac877a776bfe5287d08b |
| Publication page | 8bfd76a201fac1b4dddaf702f2dca9e4f844d2a21d3b9ab5fd1c104858f7c398 |
| Manifest | 6d3421fff9255e1f820b84dd13ee5d99344f0e55cada3f689394fb5254389a36 |
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 | 5VwRoSTeCgJuF5nq5jgVaIy4v9fgvfrLFw/oSxG0QBEW2ti+H6hfeNG25JslHTF9n9NGfUWbrKMjsozipEjYDg== |
| 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
| 2026-09-17T11:50:01.086796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023690observed 8bfd76a201fac1b4dddaf702f2dca9e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:01.069190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023690/manifest.jsonobserved 6d3421fff9255e1f820b84dd13ee5d99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:01.050314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023690/publication.mdobserved 07204784b4c13b973b4024915136f99f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:01.032043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023690/publication.txtobserved 558f28b92f24a06d475c803706bfd9fc...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. |
|---|