OT-2026-000006187
Publication integrity record
Porous face vacuum gripper, four zone face, plant vacuum fed, pressure verified, closed cell
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-2026-000006187) never changes.
Identity and time
| Publication number | OT-2026-000006187 · never reused |
|---|---|
| Internal UUID | 01a0a952-4b7b-7773-add2-6d2e88c8dd4d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:25:37.918488Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006187 |
| Status | PUBLIC |
Content hashes
| Canonical text | d0e0ce48fd72031103e26225240458b92369756ae91260c025c877e1af00c829 |
|---|---|
| Markdown | 5f62b830ea24b91dfa351820bb4e082918d99c42c576475a26cbe944177f752a |
| Publication page | 0c4ac8c86fc3c11bffa295729e98555f4d4dd3e9a8cd9790461cce962473cfab |
| Manifest | 94f8da026ad1eb55dae03b71ac94e4c2db364df52001e17861edcebb9462d041 |
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 | kr4zYxlS++XU1sKZXuCbYgZMAl7tl54mCn0Jn6DMmUlJWxwK9Wnzoc3wBMuZN86LVcfKei+fyvLo2YgCrT4yAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:30:17.466498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006187observed 0c4ac8c86fc3c11bffa295729e98555f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:17.443977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006187/manifest.jsonobserved 94f8da026ad1eb55dae03b71ac94e4c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:17.422143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006187/publication.mdobserved 5f62b830ea24b91dfa351820bb4e0829...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:17.388291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006187/publication.txtobserved d0e0ce48fd72031103e26225240458b9...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. |
|---|