OT-2026-000044572
Publication integrity record
Single bellows cup vacuum gripper, three 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-2026-000044572) never changes.
Identity and time
| Publication number | OT-2026-000044572 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-39d9-7ca7-8ab0-74a09c5512cc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:32.012327Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044572 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6f765c7a8dc83a7ec55ce1d94e19995d4d9db9d994ed00cdf503829c4e88779c |
|---|---|
| Markdown | 5ba5c9fb3ab12692355bc23cb43c6b78669fd7eade1a99e39396f5503671cd46 |
| Publication page | 19b94b77bd2eda71f4f5a0bd9cca70d6675318834b990a827d8289c3084b07f7 |
| Manifest | a771f8643748bca8361fb2feffa1f01fa6ee5776ac7f04ed6f894a09cbdb09eb |
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 | OmYBaFUIpNYD8dTGu9SFfac+FQ3tGXV70BSltDI4Vrq8eQqyGkD8EC4oiL+4AgzfdAHa1BP1gYQGrNNyzC5PCw== |
| 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
| 2026-09-17T11:11:46.072548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044572observed 19b94b77bd2eda71f4f5a0bd9cca70d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:11:46.054042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044572/manifest.jsonobserved a771f8643748bca8361fb2feffa1f01f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:46.035481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044572/publication.mdobserved 5ba5c9fb3ab12692355bc23cb43c6b78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:46.017032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044572/publication.txtobserved 6f765c7a8dc83a7ec55ce1d94e19995d...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. |
|---|