OT-2026-000103950
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pulsed blow-off after 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-2026-000103950) never changes.
Identity and time
| Publication number | OT-2026-000103950 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e8-7348-94a4-458681841a2e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103950 |
| Status | PUBLIC |
Content hashes
| Canonical text | 83dfc1d2363941ef392e978e6842392d130cb6c551037f6d8ba2938f382f99e0 |
|---|---|
| Markdown | 4706bc7b1e08fad19c9d11003d743930546c7f1973b6e516fa1ec4f2149f9ce8 |
| Publication page | 3e983ef0e870d1afc4fc66aed37c54122af016c4f8214ebdf2204241f4d11c4a |
| Manifest | 89991a98db5105ac75cee8336ff1cae38c81be6a07c187389ec3010695e0ad85 |
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 | /B7sEF6t+d/MsnpyWsOc9w7G2OrCP4FAUSIPR1BNI83tBdAI0CeYIC47GSZJTzofBLqxx/K3Zh3qaGw2+JkVDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:21:57.098444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103950observed 3e983ef0e870d1afc4fc66aed37c5412...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:57.080626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103950/manifest.jsonobserved 89991a98db5105ac75cee8336ff1cae3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:57.063419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103950/publication.mdobserved 4706bc7b1e08fad19c9d11003d743930...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:57.045497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103950/publication.txtobserved 83dfc1d2363941ef392e978e6842392d...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. |
|---|