OT-2026-000020304
Publication integrity record
Single bellows cup vacuum gripper, pump fed, 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-2026-000020304) never changes.
Identity and time
| Publication number | OT-2026-000020304 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7d0f-a901-355a8dfd5698 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020304 |
| Status | PUBLIC |
Content hashes
| Canonical text | d1cf76b647defa11994fdc646693630517e5863c978ee67b0b8b1b5ef0ed8f3c |
|---|---|
| Markdown | b3daeb415a10889288cd4679d45f0f6d320abf9b4a96cb1faf00e45814810e11 |
| Publication page | 8582cd1499a25a271fcd480565d489b4b7ec8b23fe8b7db8c12adbd4fa707c5c |
| Manifest | f6eeb669d9ae8f8f3e2a6cf3947f69ab7b1c957f19919470991e7e68dcf4da93 |
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 | UHtv6rscHpRY9EfKeoWAp5jPLdEMGR+v7QeBaV5ew3W//TnL2HQKMVErpFPo7Ku8X/l1EIYUllyEqRKdRZ0nCw== |
| 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
| 2026-09-17T11:56:40.395778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020304observed 8582cd1499a25a271fcd480565d489b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:40.376780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020304/manifest.jsonobserved f6eeb669d9ae8f8f3e2a6cf3947f69ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:40.357107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020304/publication.mdobserved b3daeb415a10889288cd4679d45f0f6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:40.338575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020304/publication.txtobserved d1cf76b647defa11994fdc6466936305...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. |
|---|