OT-2026-000100689
Publication integrity record
Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000100689) never changes.
Identity and time
| Publication number | OT-2026-000100689 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66f3-7218-b6c0-1fbbb3877cd6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100689 |
| Status | PUBLIC |
Content hashes
| Canonical text | 48c105457ea177c5c860da88f33ba93f4d1cb312820b3f89a29d43e6bc15a575 |
|---|---|
| Markdown | 406fc715f998b8a1c2c6005f50bf05af55529a8de79183596a1d5170cc0de550 |
| Publication page | 4983d4ed603b32537460588022dd81db88d38ceba02cfaf22acda020a9216d96 |
| Manifest | 42cdff716a785946d660fb7bd6dced98f336c9dc770b7a597cbf8bb5bc880f2e |
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 | A5crSkIXsCwOxrjF1twwUrhFUjhVCL0zUzkoqypQKXZvP2Z6c+zey5MuPN0ktKq4sB4Tnb46vlxUvPWMXnBIAw== |
| 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
| 2026-09-17T09:27:30.279588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100689observed 4983d4ed603b32537460588022dd81db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:30.260025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100689/manifest.jsonobserved 42cdff716a785946d660fb7bd6dced98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:30.241920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100689/publication.mdobserved 406fc715f998b8a1c2c6005f50bf05af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:30.224307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100689/publication.txtobserved 48c105457ea177c5c860da88f33ba93f...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. |
|---|