OT-2026-000020804
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000020804) never changes.
Identity and time
| Publication number | OT-2026-000020804 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-71a5-a7d5-f2bab4dcea5d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020804 |
| Status | PUBLIC |
Content hashes
| Canonical text | bb9ab9c761a2059714dca1b26b0438f7ede6323bacd05236a0a4f5412081209b |
|---|---|
| Markdown | 490121f1bb4cc8d49bf94c859a0eb3cb435c21ed83c9f211c6db290b17a3f834 |
| Publication page | 67babfdd1980905662845717a1b9ae3c557819b231bbc6365be70b0300a57120 |
| Manifest | 590b926de7bf562b6b24cf3da3fa728f3fbe919a424ae3cf02eb707a4c6311cf |
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 | jsteWl2b0LYeO7qOc0nhNgN2EUaSoiRSLlte0cLDWNzIHYUhTyYaznNXhNrgw9KW4p9Au1V7mnr+PCI58ub2Dg== |
| 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
| 2026-09-17T11:55:53.414130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020804observed 67babfdd1980905662845717a1b9ae3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:53.398633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020804/manifest.jsonobserved 590b926de7bf562b6b24cf3da3fa728f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:53.381628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020804/publication.mdobserved 490121f1bb4cc8d49bf94c859a0eb3cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:53.364950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020804/publication.txtobserved bb9ab9c761a2059714dca1b26b0438f7...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. |
|---|