OT-2026-000019748
Publication integrity record
Three bellows cup vacuum gripper, three 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-2026-000019748) never changes.
Identity and time
| Publication number | OT-2026-000019748 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb4-7a14-b0c6-039f9f092a8d · 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-2026-000019748 |
| Status | PUBLIC |
Content hashes
| Canonical text | 27ba767d96f5397d401135f38886adcf7ccd5fd90fc140866b44c5ad5604d9b7 |
|---|---|
| Markdown | 47d152b2e3cd9979af69228cd2a313af65042612880582085e2e55098c0d6618 |
| Publication page | 2cd1e69c1d548c8bf1030a38759eaf578ffa03ca080666f3dd00d0a6b46938b8 |
| Manifest | 49147b7ca2cdfb5cc156d8f50c1ef442be9f424e63a5e9ce13a590cd43de31e5 |
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 | CP2RhtPC93aL4yDM0AOG0+CxoyvXCzNmKIYOyJRAV55a4QcF+F3xGnYraDJQtQnEGSnlzvIWf/fyXyh6wagTBQ== |
| 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
| 2026-09-17T11:57:50.645476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019748observed 2cd1e69c1d548c8bf1030a38759eaf57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:50.627188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019748/manifest.jsonobserved 49147b7ca2cdfb5cc156d8f50c1ef442...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:50.609193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019748/publication.mdobserved 47d152b2e3cd9979af69228cd2a313af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:50.590573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019748/publication.txtobserved 27ba767d96f5397d401135f38886adcf...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. |
|---|