OT-2026-000019952
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000019952) never changes.
Identity and time
| Publication number | OT-2026-000019952 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-7ea3-8c33-251430ca5d64 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019952 |
| Status | PUBLIC |
Content hashes
| Canonical text | aa30a54fdf2474d706457c8d1dbce35de0877f4ddfd0164a4cd857be07b693d1 |
|---|---|
| Markdown | 46c868a145f0e189e770c61ff008bb2e00a3b15f872455d5e7743657ada5feed |
| Publication page | 4f9143ff2585f014d1641190bcff497c1d685eef5c2bb074ba9ac11b48ab1005 |
| Manifest | 0000279fbf7cbd15a109b9f73cbdba7908d319bf089bd88cb30febb185af5b2e |
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 | H1n5UJ8MaF1AZT39PVXar5mLEJ1vNcPKlz/myuxNUqcpEbtC7jNLJN3WM2Cb8pA13AfzDz1jc/71Ookm4+V8BA== |
| 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
| 2026-09-17T11:58:10.889851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019952observed 4f9143ff2585f014d1641190bcff497c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:10.869827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019952/manifest.jsonobserved 0000279fbf7cbd15a109b9f73cbdba79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:10.852720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019952/publication.mdobserved 46c868a145f0e189e770c61ff008bb2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:10.833831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019952/publication.txtobserved aa30a54fdf2474d706457c8d1dbce35d...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. |
|---|