OT-2026-000048247
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000048247) never changes.
Identity and time
| Publication number | OT-2026-000048247 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de3-7c67-9046-4f2a154bcd2c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048247 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0b7939a63d12a8288069a277dd74675f0f47b331f7ec3ee6a38d81dce22f0a5 |
|---|---|
| Markdown | 30e65bd9c2b81ee47d7ccb6a6b24887d0d65142850e94ece36844d3ad6b63ede |
| Publication page | 865b711a7d5163c57b0eb03a3471a0d2ec14baf17ad94085eef4b0f06c5d9006 |
| Manifest | 7285f936afcd5c466bf383fbf064984cb0faef8dff12e093f7f5b97bcc36c1e4 |
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 | dXvd1C3lRGCluN1HJH1agQtdA5IunWkB5G02gJLJTUhRL5cS96iNJFU/uvR0Lh0TZji4XicFbF4vFicpxVVkCQ== |
| 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
| 2026-09-17T11:04:48.745458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048247observed 865b711a7d5163c57b0eb03a3471a0d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:48.725582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048247/manifest.jsonobserved 7285f936afcd5c466bf383fbf064984c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:48.706889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048247/publication.mdobserved 30e65bd9c2b81ee47d7ccb6a6b24887d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:48.686211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048247/publication.txtobserved f0b7939a63d12a8288069a277dd74675...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. |
|---|