OT-2026-000030201
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000030201) never changes.
Identity and time
| Publication number | OT-2026-000030201 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e500-7900-9c55-5f34b8755c5f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030201 |
| Status | PUBLIC |
Content hashes
| Canonical text | dbff40dee7ede0266cb02ee1ce462a0606bafc06dbed169b940f95af397dbea0 |
|---|---|
| Markdown | 625c7bb51aac92c3214d44d8a819ac3706332ef9cd535e58c1d520de5e7cb1a8 |
| Publication page | 876c3ea7e9a9d9a54285fea4568b6af5c63bb97c82019748be01366d57029b72 |
| Manifest | 98b0dfbe41ecb21031c7fd5f84cfe784ee572aec28fb6201c822d76b66b0f5f2 |
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 | RTYr9F7qZYbGRPnROr207TT9G/J6E/SVOus8VyGw5j2bHm8WElm6+Bc2GjfwvG6E1QR20I/taNploI4/QLB2Dw== |
| 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
| 2026-09-17T11:40:34.273331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030201observed 876c3ea7e9a9d9a54285fea4568b6af5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:34.255767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030201/manifest.jsonobserved 98b0dfbe41ecb21031c7fd5f84cfe784...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:34.234748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030201/publication.mdobserved 625c7bb51aac92c3214d44d8a819ac37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:34.216992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030201/publication.txtobserved dbff40dee7ede0266cb02ee1ce462a06...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:50.633299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030201observed 876c3ea7e9a9d9a54285fea4568b6af5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:50.614386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030201/manifest.jsonobserved 98b0dfbe41ecb21031c7fd5f84cfe784...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:50.595715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030201/publication.mdobserved 625c7bb51aac92c3214d44d8a819ac37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:50.574979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030201/publication.txtobserved dbff40dee7ede0266cb02ee1ce462a06...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. |
|---|