OT-2026-000052353
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, vented before 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-2026-000052353) never changes.
Identity and time
| Publication number | OT-2026-000052353 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e792-7358-83c3-58779824d3c4 · 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-2026-000052353 |
| Status | PUBLIC |
Content hashes
| Canonical text | c8e8f454f38b8ad2ea3508c8046ae076a68db84266237980939ba41c19d600c7 |
|---|---|
| Markdown | 16586b98d30381b1600b40ff41b9cddcebc001f3a6d2f2dd7703bdf7ecb3370f |
| Publication page | bba41fa84809beb1f4c790d0fd62c38aa911b2d9eab7832424d8bcad6687c312 |
| Manifest | 885b9ecad71580ab4f1939ac6920b9e7b218d8a5d36fbb23412055db72e1a3e9 |
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 | ZmBIWL1yJW4lmpLTyPPHm1zW970kMPeuNe/NRthTtckvqaQXgpn3pHBEOUNZ8il9S7hCJRDFJi9fH9aeUEFXAw== |
| 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
| 2026-09-17T10:58:02.953110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052353observed bba41fa84809beb1f4c790d0fd62c38a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:02.934839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052353/manifest.jsonobserved 885b9ecad71580ab4f1939ac6920b9e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:02.914461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052353/publication.mdobserved 16586b98d30381b1600b40ff41b9cddc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:02.896718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052353/publication.txtobserved c8e8f454f38b8ad2ea3508c8046ae076...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. |
|---|