OT-2026-000049528
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000049528) never changes.
Identity and time
| Publication number | OT-2026-000049528 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-7530-9682-1825546f2874 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049528 |
| Status | PUBLIC |
Content hashes
| Canonical text | d2ed6f5574eb27f1291a6a68cbc66f161b0c42e0ea1bbda5deb36088ded812ce |
|---|---|
| Markdown | 4fac9fde04a6366244eee2a37b43faf2e978bbdda52f5f71347c5ba1324cd358 |
| Publication page | c428f9deb829bafb1ea39ba5a789a410f7252a55d28ab8822b3d1af0bbca1e1d |
| Manifest | 8ffa2456f7fd2094d96e30941cb29e32f576ccb5c62a5e82f21a81df283566e6 |
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 | uHecsPvp9/ORdTPW0XlnFvjsqMVKuCFCLXW7+Yig5aNSgrBKV5KpJ/GEY9IQ29+GVRzvebBTI16z47+QhYfcBw== |
| 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
| 2026-09-17T11:02:23.409847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049528observed c428f9deb829bafb1ea39ba5a789a410...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:23.392501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049528/manifest.jsonobserved 8ffa2456f7fd2094d96e30941cb29e32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:23.376154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049528/publication.mdobserved 4fac9fde04a6366244eee2a37b43faf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:23.359843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049528/publication.txtobserved d2ed6f5574eb27f1291a6a68cbc66f16...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. |
|---|