OT-2026-000017571
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, pulsed blow-off before set-down
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-2026-000017571) never changes.
Identity and time
| Publication number | OT-2026-000017571 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-76ca-7868-97b2-6e4412429a5f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:30.105855Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017571 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec78489686ec6a65604580cdfb2a2dfd2acaee68128ca235428e4e8870356b39 |
|---|---|
| Markdown | 5dcc3d5e0b1309d9c54494665c4d2ba4371cd1ab2a63e64024e7fa09ce04fd74 |
| Publication page | 1d912586adc5c6d0b6879b5b4e0a75cc6c814fc80c7940fcfbe248090988723b |
| Manifest | f3906836971b8fdb4056c544200e786779077aa82c1de3f52cde0b7fb1947908 |
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 | 5HHX4PA2U/5spWMagnjMVHYWwpwHJ7ocZemdZzmRymkU+nbTc962zEUIw8lB+R9HDkFqxwZt93+hbE+HnoRiBg== |
| 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
| 2026-09-17T20:43:40.868190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017571observed 1d912586adc5c6d0b6879b5b4e0a75cc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T20:43:40.622314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017571/manifest.jsonobserved f3906836971b8fdb4056c544200e7867...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:43:40.391635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017571/publication.mdobserved 5dcc3d5e0b1309d9c54494665c4d2ba4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:43:40.210819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017571/publication.txtobserved ec78489686ec6a65604580cdfb2a2dfd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:41:44.562186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017571observed 1d912586adc5c6d0b6879b5b4e0a75cc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:41:44.246331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017571/manifest.jsonobserved f3906836971b8fdb4056c544200e7867...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:41:43.993631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017571/publication.mdobserved 5dcc3d5e0b1309d9c54494665c4d2ba4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:41:43.793387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017571/publication.txtobserved ec78489686ec6a65604580cdfb2a2dfd...fetched by grabo-systems from 34.44.131.203, 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. |
|---|