OT-2026-000021229
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000021229) never changes.
Identity and time
| Publication number | OT-2026-000021229 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7d5b-8db6-ec9d59ffa862 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021229 |
| Status | PUBLIC |
Content hashes
| Canonical text | 37e8a48ba4eb956e354d66535f180f647f14cc0b030db8ec09a4ef6952bc738b |
|---|---|
| Markdown | f5d2d05dc9d3bf966f4124707bc58c693548d2ce288ab44e6b8c4470f6a20375 |
| Publication page | 5ad278cd0546c98b571e193c19f9fc20239895352e16850b90d2c221208df84a |
| Manifest | cf383402efbea597642aba05f592815821f8be79aa6d9a280b92e8143b3cc6ee |
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 | kd5XGzUBXpGO7yV29WncGAU8yJo+RlEMb/hymnO7fBlJUT1vhrISfMpydtfbyvhrhZl0zW4S0UYHTGTw4cjTDA== |
| 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
| 2026-09-17T11:55:02.279006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021229observed 5ad278cd0546c98b571e193c19f9fc20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:02.256789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021229/manifest.jsonobserved cf383402efbea597642aba05f5928158...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:02.233459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021229/publication.mdobserved f5d2d05dc9d3bf966f4124707bc58c69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:02.216711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021229/publication.txtobserved 37e8a48ba4eb956e354d66535f180f64...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. |
|---|