OT-2026-000103662
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, pulsed blow-off after 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-2026-000103662) never changes.
Identity and time
| Publication number | OT-2026-000103662 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e462-7af6-871a-b59b0488212d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103662 |
| Status | PUBLIC |
Content hashes
| Canonical text | bcf4693b1568ed6c27fbed3fcc8238be90b8a361d7acb64c476f49ca5b7f7617 |
|---|---|
| Markdown | 8247c2c780ab5b1de1e6827c0e5414c4b64c0ab35ef6cc5fbe52763ba6bde626 |
| Publication page | c9eba3bd992cacb7cad004243dc434c7f9fade05bacae0b625b0533144740650 |
| Manifest | 443827737a8044cdbc101888ec06a190030ba0543d2b7e91fa10bb231edb3e40 |
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 | zkgV7qMLX6fX6kFNlBTghCEG1/uWKAUJSwNIGDs6JU918f1zuXHlnmgU1wlGUoOwgkuME3Y9+J5ec7ZIAzOPAA== |
| 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
| 2026-09-17T09:22:27.745208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103662observed c9eba3bd992cacb7cad004243dc434c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:27.728221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103662/manifest.jsonobserved 443827737a8044cdbc101888ec06a190...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:27.710439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103662/publication.mdobserved 8247c2c780ab5b1de1e6827c0e5414c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:27.693318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103662/publication.txtobserved bcf4693b1568ed6c27fbed3fcc8238be...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. |
|---|