OT-2026-000030829
Publication integrity record
Single cup vacuum gripper, two stage ejector, 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-2026-000030829) never changes.
Identity and time
| Publication number | OT-2026-000030829 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-72fa-96f2-83edd6199b5d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030829 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b9fc0b401a582659e48dad4eaf536ec3a88960303850026658033ce1d2fcdd3 |
|---|---|
| Markdown | 6a3d43a37745f9ffaba71a5e31f11b83eb618368ea9d8b74e457274a12a56f0b |
| Publication page | 9679a27d16c175c5364c56e2b0655f3f8aafd756f52e32e21c59ad74e20a7dce |
| Manifest | f9ab4f59c26568cef6c6f55afa7a47ea9401fe49d5095331b40ec81880b7f9df |
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 | YX1t8ASGu7+Q1xFcKomDZvYRjKuLrj7t+4TTVTE2CCgQAxI/tN6LSZWWa5fckfW7WtzD++b8IRaJ/+KlGuRmCw== |
| 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
| 2026-09-17T11:36:48.168262Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030829observed 9679a27d16c175c5364c56e2b0655f3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:48.150181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030829/manifest.jsonobserved f9ab4f59c26568cef6c6f55afa7a47ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:48.131848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030829/publication.mdobserved 6a3d43a37745f9ffaba71a5e31f11b83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:48.114329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030829/publication.txtobserved 7b9fc0b401a582659e48dad4eaf536ec...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. |
|---|