OT-2026-000050720
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000050720) never changes.
Identity and time
| Publication number | OT-2026-000050720 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b1-7ec2-b449-86ba4fd84341 · 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-2026-000050720 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5195efd460d20b204f0b5b1d3b013e794550ddb2b9d28cbcbb889ba90202d2ce |
|---|---|
| Markdown | a4c86bf32232557bb4b3b57467a44adcdfd23ceaa5c04dd3f9f1bc8a35660577 |
| Publication page | dd8c0f5a5b3077b9eda3309652aacc450ee8d259ca830b21b38c64ac3af6efe1 |
| Manifest | 742bf266dd16bd99431a52448b99a15b5693f27cd89eaad36ee2180f37a0ee40 |
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 | v+EClANdkllxym8PDjrlmyVF8hZKR8iGeH6VsWDSlYBQDCzRMUEr5WBn2njS+cI0P4/hwfkwAJhyZAIb75/aCw== |
| 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
| 2026-09-17T11:00:04.756437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050720observed dd8c0f5a5b3077b9eda3309652aacc45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:04.735105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050720observed dd8c0f5a5b3077b9eda3309652aacc45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.734480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050720/manifest.jsonobserved 742bf266dd16bd99431a52448b99a15b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.717239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050720/publication.mdobserved a4c86bf32232557bb4b3b57467a44adc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.714680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050720/manifest.jsonobserved 742bf266dd16bd99431a52448b99a15b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.697914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050720/publication.txtobserved 5195efd460d20b204f0b5b1d3b013e79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.694679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050720/publication.mdobserved a4c86bf32232557bb4b3b57467a44adc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:04.673501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050720/publication.txtobserved 5195efd460d20b204f0b5b1d3b013e79...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. |
|---|