OT-2026-000041184
Publication integrity record
Single bellows cup vacuum gripper, pump fed, pulsed blow-off after 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-2026-000041184) never changes.
Identity and time
| Publication number | OT-2026-000041184 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b143-75ff-8d3a-3ed1a480cd16 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041184 |
| Status | PUBLIC |
Content hashes
| Canonical text | 91cdf1c0f7a3829a2c40ec829118c851b26efb7b03baae7359baf53959ab08df |
|---|---|
| Markdown | 820ea272f8560e4bbbba7112aaea47fdefa8ec9cc20fd290192e1847482c58a9 |
| Publication page | 5576919d036afe9daa0414a91dda98e095f1734cfe5f5b26190ebed55a5085e2 |
| Manifest | 8955f1ccfeba6fbd21c4bfa0abb2365f8635426c8f8105adc50cb422c201c2b5 |
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 | qiLmusOjxjWQXqwciHrV0eeUgiLgTsNmDjMpUqdR3QRYW3HfLA1bQDRcvffUyFv8U9D/Q9WL/4PVKz5KjhPrDQ== |
| 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
| 2026-09-17T11:17:08.076352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041184observed 5576919d036afe9daa0414a91dda98e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:08.057611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041184/manifest.jsonobserved 8955f1ccfeba6fbd21c4bfa0abb2365f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:08.036372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041184/publication.mdobserved 820ea272f8560e4bbbba7112aaea47fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:08.017705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041184/publication.txtobserved 91cdf1c0f7a3829a2c40ec829118c851...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. |
|---|