OT-2026-000056068
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, sustained 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-2026-000056068) never changes.
Identity and time
| Publication number | OT-2026-000056068 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-75f6-ad4d-520443ca7adc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056068 |
| Status | PUBLIC |
Content hashes
| Canonical text | d497bd0fba6456d3299b1a16a49d495c46a4dd0c7a960467388bcf51ae30a0d8 |
|---|---|
| Markdown | 5540f812bdcdcd9bd14d7a3e3f2dfb5f686e63dbf6194936215b1d776fb42272 |
| Publication page | 2c8b0b975527ac3f1cc9635f7a55d2040781d156605073d47c97cd5f334f79ae |
| Manifest | 02642d96f808db7524caab14c9f322b9a8aa837ede680e61f3c710884ae3cfa2 |
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 | BmNxgYfqVN+VVmQpkkpO2dJzX4r6CqvewoUUskq38h0wnGSxST31nkxeSM5ouNMx7xIToMK9mAx1qrHwK0BqCA== |
| 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
| 2026-09-17T10:51:36.290363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056068observed 2c8b0b975527ac3f1cc9635f7a55d204...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:36.272780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056068/manifest.jsonobserved 02642d96f808db7524caab14c9f322b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:36.256251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056068/publication.mdobserved 5540f812bdcdcd9bd14d7a3e3f2dfb5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:36.237758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056068/publication.txtobserved d497bd0fba6456d3299b1a16a49d495c...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. |
|---|