OT-2026-000052406
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, pump fed, vented 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-2026-000052406) never changes.
Identity and time
| Publication number | OT-2026-000052406 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e792-7550-b97f-8c7258dae559 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052406 |
| Status | PUBLIC |
Content hashes
| Canonical text | a701b3b99e6951a76e2acc124d1ccb41bd3b95b6bc077009d1caba66ce8e48ed |
|---|---|
| Markdown | 8bd30b0ed1772584fc3214e298be41dd3d81f07536d0ddd66ca230e4391fe38c |
| Publication page | c8e38415b044d533c4d3a80e027f5b449cb5eac4bce43da0f4c0154f255fa63d |
| Manifest | eb3b3ca8cbec7ffa38414f2b2f31a81c0a2ed1f85888ab8c1a2e3add3e3dffa9 |
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 | Cego8IKldaoJtfyWY6X/i4XHPY87p45dD3To51dFlf1csycWEXoiZqTCxk0yvrRl8OTHuVdNlsXjCireZeG4Bg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:58:06.932356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052406observed c8e38415b044d533c4d3a80e027f5b44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:06.915579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052406/manifest.jsonobserved eb3b3ca8cbec7ffa38414f2b2f31a81c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:06.900140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052406/publication.mdobserved 8bd30b0ed1772584fc3214e298be41dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:06.883872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052406/publication.txtobserved a701b3b99e6951a76e2acc124d1ccb41...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. |
|---|