OT-2026-000052788
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000052788) never changes.
Identity and time
| Publication number | OT-2026-000052788 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42e-7986-8019-d4cff10aeb0c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052788 |
| Status | PUBLIC |
Content hashes
| Canonical text | 399a4c7f8f22aa89b1d788a5ad2b8043a7ebeb5093e951458dda9ddde13919f9 |
|---|---|
| Markdown | 9e009e664b59a17ae9448fe61beb419b8b296560a0ae6f68276dff2e0a7a0c05 |
| Publication page | af4643cf5de6826893e60ee2fd6604ad68be65b2f12aeb9e9d564440e6af0a89 |
| Manifest | 0e8c648bde69dbdb737c2ccbcbb400d0b119353f20f21621274e01c0654fbc6e |
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 | RB1DgfH3ZdcS+JdezohV9Hk5pm4fXn8NfLueGgBk2W3Lyhm9ad5CtKj78yg+4hWvaLCpOxSup1XZqq6va9E0BA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:48.069083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052788observed af4643cf5de6826893e60ee2fd6604ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:48.049559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052788/manifest.jsonobserved 0e8c648bde69dbdb737c2ccbcbb400d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:48.030773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052788/publication.mdobserved 9e009e664b59a17ae9448fe61beb419b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:48.010570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052788/publication.txtobserved 399a4c7f8f22aa89b1d788a5ad2b8043...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. |
|---|