OT-2026-000029531
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, pulsed 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-2026-000029531) never changes.
Identity and time
| Publication number | OT-2026-000029531 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-7444-909d-d92c8c00406a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029531 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0fe181679d74911d1619454abc24c4ab9242be9fc647debb7efe1675754ddfa7 |
|---|---|
| Markdown | 014a957a2fe7b1b6116c7866da32fcb98582d6a221550ad9fe89c36ffc42fd79 |
| Publication page | a4ef8cbb2ddca64bfd2278e0431bb86dd7791a1f8d77a0ac4fa1050c6769feda |
| Manifest | 6c891c4599677ab936cd8ebbb350beb3c366bfd7590b55dbc70d3962c88c491f |
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 | XHwX5ozQELndCwuQJlgPGc4lbZS+TvcD6NgKitQ/wImW1nRpE5dDS9+d5iOxPxqRUvZDlFGbTUs1ZM5vSTzeAA== |
| 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
| 2026-09-17T11:39:10.999548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029531observed a4ef8cbb2ddca64bfd2278e0431bb86d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:10.982001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029531/manifest.jsonobserved 6c891c4599677ab936cd8ebbb350beb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:10.965516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029531/publication.mdobserved 014a957a2fe7b1b6116c7866da32fcb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:10.946561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029531/publication.txtobserved 0fe181679d74911d1619454abc24c4ab...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. |
|---|