OT-2026-000006822
Publication integrity record
Vacuum cup gripper, plant vacuum fed, contact triggered, vented before set down, polyurethane cups
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-2026-000006822) never changes.
Identity and time
| Publication number | OT-2026-000006822 · never reused |
|---|---|
| Internal UUID | 01a0a968-92d8-7e2f-9a94-d3715a1dc22f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:49:57.979329Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006822 |
| Status | PUBLIC |
Content hashes
| Canonical text | 597bead86814dafc784581d35a0bad86896b79da7506e8991f5df7ad9240bd61 |
|---|---|
| Markdown | 94aebec9368e488069886a59e15482a5b28aa2343e7264553d194b579481d33f |
| Publication page | d1d222a7770d90d9789226a3b1ef52cbe2f48d40244c339c3a6997dea1111a59 |
| Manifest | 2b43214cb8f356e3f5fbe99ac938c100f41f7a625835230600d212c075a913a5 |
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 | y9trGeXKsLEheuBL7rm7DaKHjzaO3HYA5LKEjhMY9+C2unihz9SR8nmXgLc/KmQ9zKFAm5hQzuCrdB7kE/ONAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T16:41:50.620440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006822observed d1d222a7770d90d9789226a3b1ef52cb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T16:41:50.482776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006822/manifest.jsonobserved 2b43214cb8f356e3f5fbe99ac938c100...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:41:50.358014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006822/publication.mdobserved 94aebec9368e488069886a59e15482a5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:41:50.211512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006822/publication.txtobserved 597bead86814dafc784581d35a0bad86...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:02.627776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006822observed d1d222a7770d90d9789226a3b1ef52cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:02.481855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006822/manifest.jsonobserved 2b43214cb8f356e3f5fbe99ac938c100...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:02.467475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006822/publication.mdobserved 94aebec9368e488069886a59e15482a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:02.448868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006822/publication.txtobserved 597bead86814dafc784581d35a0bad86...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. |
|---|