OT-2026-000050816
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000050816) never changes.
Identity and time
| Publication number | OT-2026-000050816 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b2-7e78-bd4e-17fd0552c023 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050816 |
| Status | PUBLIC |
Content hashes
| Canonical text | f4bea7415a1e2de5318e31c252794233aa0e67e2dc3ac15d52eead52abefd1e1 |
|---|---|
| Markdown | 2886c1fc424a0d239729a29a92a7555a8afb0af2bbfb2ad8458bba813e67f821 |
| Publication page | 312cff55dba23d8f18c7966f05f51f10dbde0599e54037d34f1e322ec87cbbc5 |
| Manifest | 0e1d2714b73bb9e126c58365193a4c3e46842ea30673ba0fb6faa6b6b9e9338c |
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 | VFbpMHgUg77XA+/PFSSbopQfStAWOUTSC+P6tmpTzvp7xQI2cYhBzkXLQ3QlR1F6ddHbmYbImA5kop/wdzI+Cw== |
| 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
| 2026-09-17T11:00:21.808798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050816observed 312cff55dba23d8f18c7966f05f51f10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:21.786399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050816/manifest.jsonobserved 0e1d2714b73bb9e126c58365193a4c3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:21.755379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050816/publication.mdobserved 2886c1fc424a0d239729a29a92a7555a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:21.733572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050816observed 312cff55dba23d8f18c7966f05f51f10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:21.731327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050816/publication.txtobserved f4bea7415a1e2de5318e31c252794233...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:21.714249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050816/manifest.jsonobserved 0e1d2714b73bb9e126c58365193a4c3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:21.684787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050816/publication.mdobserved 2886c1fc424a0d239729a29a92a7555a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:21.654210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050816/publication.txtobserved f4bea7415a1e2de5318e31c252794233...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. |
|---|