OT-2026-000052365
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, vented 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-2026-000052365) never changes.
Identity and time
| Publication number | OT-2026-000052365 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e792-7944-831d-927d1df48cba · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052365 |
| Status | PUBLIC |
Content hashes
| Canonical text | 50c6e26b5685ccf3a2f037ee31f276fa8d7e7e26fcb53f313827834735e5b394 |
|---|---|
| Markdown | bf7dd37d9acbf37eb2c4a1fb3f0af2c7a8b68f3553f0406e202a566153a39052 |
| Publication page | 4783a700e92cb11853dfed9a2665655b82ca9f478c5424d687cd78bfa52ea024 |
| Manifest | e26a8bc150999480cc5bb0cf577867885e9859f35560e5af92b1c1edd31c2124 |
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 | /OiXzPDmnRC1Q/VfCds/fV/GXqEEs6g7v6tPBc1kvbctMuqWmPMbKCVzN5Er9Jyx/HP1VHfnG/k7dMFqpJruDA== |
| 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
| 2026-09-17T10:58:03.827037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052365observed 4783a700e92cb11853dfed9a2665655b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:03.808064Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052365/manifest.jsonobserved e26a8bc150999480cc5bb0cf57786788...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:03.789169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052365/publication.mdobserved bf7dd37d9acbf37eb2c4a1fb3f0af2c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:03.771034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052365/publication.txtobserved 50c6e26b5685ccf3a2f037ee31f276fa...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. |
|---|