OT-2026-000007431
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, pump fed, pulsed blow off before 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-2026-000007431) never changes.
Identity and time
| Publication number | OT-2026-000007431 · never reused |
|---|---|
| Internal UUID | 01a0a97e-8c92-7fa2-96bf-df9a7b8a67c7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:13:58.165657Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6b73646369ccdca6b93ddda21c559d8735ac0521c4e63793cc0ad8bfe00717d0 |
|---|---|
| Markdown | b1fd68919e2fd7947bad9968d3eecda75275921a5bf4d55e8185dd002c842fff |
| Publication page | f5dcc221748fd8c56c6311be08e37eb6b7a0a6bc739308be9fc034749f2212f7 |
| Manifest | 4eaad1e0ac4333fe51267cb1c68a927f9bd060a867ffacd929c3386d81508c31 |
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 | 39eZVcMWCxmMmiiM/zzBLiN70zAq66jAaX149GIJ7bPtW3HeGVgg1Jy6t5NEwkXaTT9/fMC+OM9ecAXExe+2Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:20:05.751505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007431observed f5dcc221748fd8c56c6311be08e37eb6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:20:05.738058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007431/manifest.jsonobserved 4eaad1e0ac4333fe51267cb1c68a927f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:05.724774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007431/publication.mdobserved b1fd68919e2fd7947bad9968d3eecda7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:20:05.711869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007431/publication.txtobserved 6b73646369ccdca6b93ddda21c559d87...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. |
|---|