OT-2026-000018949
Publication integrity record
Two cup vacuum gripper, two 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-2026-000018949) never changes.
Identity and time
| Publication number | OT-2026-000018949 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d522-789c-89f0-6503bc5e1577 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018949 |
| Status | PUBLIC |
Content hashes
| Canonical text | c29aea288bf6814dddb23ac2e0c9142d9e32b305c18b8f0c7bd6a2fb0a2ac00a |
|---|---|
| Markdown | 46f23335253bd5703bef090dad500bc43538afd30fe0856a00b020e6222139b7 |
| Publication page | 7d3c3694a671abb1fe61d763dafa571f5410b4f4ba1e411d31dd83bcefc642ff |
| Manifest | 7720d203f5be097743f4d6b2ba04a29fe72ec4eb7ec154872647d780b8113c0c |
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 | 6TLaHqSD3RvxKUkjm7SZVp6t8MWVG1OeXl0945jPglg3Vu9OgQCFjkCX3zE4X866uZHcNJWLwY2ceGbxJYrODQ== |
| 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
| 2026-09-17T11:59:37.144537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018949observed 7d3c3694a671abb1fe61d763dafa571f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:37.126430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018949/manifest.jsonobserved 7720d203f5be097743f4d6b2ba04a29f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:37.107214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018949/publication.mdobserved 46f23335253bd5703bef090dad500bc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:37.088217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018949/publication.txtobserved c29aea288bf6814dddb23ac2e0c9142d...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. |
|---|