OT-2026-000010519
Publication integrity record
Four cup vacuum gripper, four zone face, pump fed, sustained 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-2026-000010519) never changes.
Identity and time
| Publication number | OT-2026-000010519 · never reused |
|---|---|
| Internal UUID | 01a0ae6c-0ee7-7114-b2a5-358ae85a68c7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:52.445886Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000010519 |
| Status | PUBLIC |
Content hashes
| Canonical text | 38df5b4dd25236bb9faa9f44927a3f4814d5b7c5f1c76317fef19e3f22f0628f |
|---|---|
| Markdown | a8ea045dfda5cab3b8f095a26f40143cc3789befc176e1cc15cbb467b7786cec |
| Publication page | f440ebc224a75c5e4c0ef989ab9e59e36502af4b754d72217dddafb1ea2dd0fc |
| Manifest | ef3a8edbd81b33125c1379bb12fa91c2f7e2e031ad7ee24490fb8747ae522068 |
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 | 4B2h0Wb3oXrpuF3xqIdogpTRhObfnZCQSqFEAPFTbylR1ORuG0y1NjSqbVEqfLDMreUMtdKvHyq1zATbiCwECA== |
| 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
| 2026-09-17T12:14:40.689346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010519observed f440ebc224a75c5e4c0ef989ab9e59e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:14:40.671781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010519/manifest.jsonobserved ef3a8edbd81b33125c1379bb12fa91c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:14:40.654209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010519/publication.mdobserved a8ea045dfda5cab3b8f095a26f40143c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:14:40.635681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010519/publication.txtobserved 38df5b4dd25236bb9faa9f44927a3f48...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. |
|---|