OT-2026-000050728
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-2026-000050728) never changes.
Identity and time
| Publication number | OT-2026-000050728 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b1-7361-951c-a06d02a0c7f7 · 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-2026-000050728 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0d3e64406b752364a073b9d92821365ff2e9f94e1ee3b072c95b9dfcbae7dfd2 |
|---|---|
| Markdown | 8c2d2d68defe1e997baacc50a30ed82418a8c195e0bb790995239ae6baabc57a |
| Publication page | bf21fb8e396b2b7d928da83907e1a09627fc953a0b4b34f74926d6fb12d07a83 |
| Manifest | 30315683c7702a0a250b3a03444f381b097646babe44c76ebeed3d06d4c83e97 |
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 | derq2/lFcwzbFEKgAVZrPJKeZXh9sbTxbgcTpL1Gu/fA9aKNu5DQ49sXz0p+RDs/jNjGVr4Yly5ZqmBYel8JDw== |
| 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
| 2026-09-17T11:00:05.795157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050728observed bf21fb8e396b2b7d928da83907e1a096...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:05.775605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050728/manifest.jsonobserved 30315683c7702a0a250b3a03444f381b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.760354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050728observed bf21fb8e396b2b7d928da83907e1a096...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.754889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050728/publication.mdobserved 8c2d2d68defe1e997baacc50a30ed824...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.742949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050728/manifest.jsonobserved 30315683c7702a0a250b3a03444f381b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.736140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050728/publication.txtobserved 0d3e64406b752364a073b9d92821365f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.713400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050728/publication.mdobserved 8c2d2d68defe1e997baacc50a30ed824...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:05.694749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050728/publication.txtobserved 0d3e64406b752364a073b9d92821365f...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. |
|---|