OT-2026-000022485
Publication integrity record
Single cup vacuum gripper, two stage ejector, sustained blow-off 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-2026-000022485) never changes.
Identity and time
| Publication number | OT-2026-000022485 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fe-7a91-8b06-f8502100d266 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022485 |
| Status | PUBLIC |
Content hashes
| Canonical text | 243d02bb6b381cb3a7a87b381f81fc4c273ee7d2d9efffe38013b9c8260db782 |
|---|---|
| Markdown | 2256603c29b490ed8d9411497773da87f9bbb1f1cf0436718d9f821023a1481c |
| Publication page | 6993f52aea601dc523b2066007e9a2d30c528d1e33e1efdeeab869154ebf505d |
| Manifest | 6666ddaf8f0fb4e20e393885b453d3c4b13e907bca0233d9a5ce10fb754cdcc2 |
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 | 9u3P3mtR0VrP7P8TBzjV0PMwbPNXW24EGvPO/78jYX5bTtvZWd75NJb9lDlfLH6D6oUvN5k0zMwoB0gHhzdfAg== |
| 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
| 2026-09-17T11:53:53.476098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022485observed 6993f52aea601dc523b2066007e9a2d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:53.455623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022485/manifest.jsonobserved 6666ddaf8f0fb4e20e393885b453d3c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:53.438779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022485/publication.mdobserved 2256603c29b490ed8d9411497773da87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:53.417165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022485/publication.txtobserved 243d02bb6b381cb3a7a87b381f81fc4c...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. |
|---|