OT-2026-000053819
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line 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-2026-000053819) never changes.
Identity and time
| Publication number | OT-2026-000053819 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735d-7503-9373-b4ea0685835e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053819 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b3cdf3833ba5c14976494377aae2c65539830cac4e70d0a3b5499c3b71382f0 |
|---|---|
| Markdown | 8fcbc64e39e9f47b2c220bc412109a56c40668636131c7182713ae04a5f937a6 |
| Publication page | c17691de4d8dc19b68b864a869f5659381187c89bc609786c2fea6200bf295c3 |
| Manifest | 05f64e1479e3e914262ad919cef057501fdf784622a487f3cb1c1555e8038512 |
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 | 2mbh1MYrYdE8iga3dcBKQFXgsnXYiR1omL2GEQCGzdSOW+vZehSVhLdFPwtoEAY5xMDqNvTOpSIqEFflQV0JAw== |
| 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
| 2026-09-17T08:40:33.551215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053819observed c17691de4d8dc19b68b864a869f56593...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:33.533260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053819/manifest.jsonobserved 05f64e1479e3e914262ad919cef05750...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:33.515115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053819/publication.mdobserved 8fcbc64e39e9f47b2c220bc412109a56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:33.496381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053819/publication.txtobserved 7b3cdf3833ba5c14976494377aae2c65...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. |
|---|