OT-2026-000019831
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, pulsed blow-off 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-2026-000019831) never changes.
Identity and time
| Publication number | OT-2026-000019831 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb5-7b39-a861-561ffde07fc3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019831 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88dcbdf9b2676d14d1e39fae359dc6bd5cfd339c7caa53e0cd1e0ccc30148f1a |
|---|---|
| Markdown | cccfaba15f2939b1e280844f94b29a706be85c17031fb3cf396d61e63a4d4c6e |
| Publication page | 6d1c805b803ca5f9e08b982fd2037d98c1068c9eb99b64b000c58dc5e857da0b |
| Manifest | 4c1b701bbaa2014915019f683c1db124402158ecbf0e91e4aaf59b1fc16d9ec9 |
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 | iWRE1jmKMl5CEIwnz+L0imgrAE5f+Lda8TwAxZ0nNKwsQBJfGodj84QPPFwH3SrIscftFrd6lJZE8C/5ttHVDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:58:01.486902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019831observed 6d1c805b803ca5f9e08b982fd2037d98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:01.470092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019831/manifest.jsonobserved 4c1b701bbaa2014915019f683c1db124...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:01.451177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019831/publication.mdobserved cccfaba15f2939b1e280844f94b29a70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:01.431295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019831/publication.txtobserved 88dcbdf9b2676d14d1e39fae359dc6bd...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. |
|---|