OT-2026-000052572
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000052572) never changes.
Identity and time
| Publication number | OT-2026-000052572 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573b-76cd-abf4-cec996f40d1e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052572 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2fcd0ca1573cc8336b00ab515e5c02ed962dc46ac3046f9b98c8bf492232c9e5 |
|---|---|
| Markdown | fd8ec7befa1684f58778061cae5b14a852f508c9588c296a67ae0b0ae703d5a2 |
| Publication page | 7d0891f7c3d573fda67bf398081426b8348903cb918546e20e3bfe85a495efba |
| Manifest | 73ba866788406e859a6973a28e4d8d92d3bc63b0d63c7ecba7d8d00a545d6155 |
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 | 1DaeGykmOvIUy/1alKYbPw2p8T8TWljBF7OL52Sn+ROgis9jdka/1vFOxwzp0Kf5xPdAigcP/2nn75uTOAR7AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:13.909496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052572observed 7d0891f7c3d573fda67bf398081426b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:13.890429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052572/manifest.jsonobserved 73ba866788406e859a6973a28e4d8d92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:13.870376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052572/publication.mdobserved fd8ec7befa1684f58778061cae5b14a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:13.852162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052572/publication.txtobserved 2fcd0ca1573cc8336b00ab515e5c02ed...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. |
|---|