OT-2026-000049644
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000049644) never changes.
Identity and time
| Publication number | OT-2026-000049644 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8fee-7e28-9476-c7fdd0ab6f5a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049644 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6105c2cdaaeef079ea70665949d031b3de5465f4f09d9f1391177164aae31d53 |
|---|---|
| Markdown | 2685026e74edc9ac3c11d530cc8ca0d69b0bece5e40e1d32868eb581327a032c |
| Publication page | 8c2f256f940c0e2a6a9d2d5bdc79ff65a8e14ef7c023ecad213496ea01f1fa07 |
| Manifest | b2f14c20dbc602cba83d00c3ebb2a957c20ddc71c8870bdb03360b6ca80b48d7 |
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 | QJfC7aw4pvgzo1knS86gJNYD3lQCqlitqVKFDx9NZJDjpc+1fYhNPqcfN+EsQsjLrwldtHhK7MJzu+Ur7hL0AA== |
| 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
| 2026-09-17T11:02:38.428807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049644observed 8c2f256f940c0e2a6a9d2d5bdc79ff65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:38.409800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049644/manifest.jsonobserved b2f14c20dbc602cba83d00c3ebb2a957...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:38.389380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049644/publication.mdobserved 2685026e74edc9ac3c11d530cc8ca0d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:38.370402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049644/publication.txtobserved 6105c2cdaaeef079ea70665949d031b3...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. |
|---|