OT-2026-000021693
Publication integrity record
Four cup vacuum gripper, four outlet manifold, three stage ejector, sustained 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-2026-000021693) never changes.
Identity and time
| Publication number | OT-2026-000021693 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7906-9bc5-625d6476c604 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021693 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8071d9b7fb4498758c044810aafb776644e05ee43cf8cd3921ef6e4bf0e34ebe |
|---|---|
| Markdown | b0aa3c11748e336fd5fb4a1288c81d756ae2486c825a7b5e0aeb5a3f92e7ed6a |
| Publication page | 684392106d86fd315dd0d7b368a7ee4b26d628b35b70390920f08b2030c534d9 |
| Manifest | f4664b3f6509b8b3208a5fd5c8a734b059a1200c9e601c5ac61970f5c6594912 |
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 | Phk6u9KpKOLB1I/96s0udn3Z/wxWDYx4JGwJ3rJrweNoxdqEa/3oNfSrZDy/Aremy2PJ9cH+ZQtGgR81cY4GBw== |
| 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
| 2026-09-17T11:54:13.772595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021693observed 684392106d86fd315dd0d7b368a7ee4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:13.753758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021693/manifest.jsonobserved f4664b3f6509b8b3208a5fd5c8a734b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:13.737988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021693/publication.mdobserved b0aa3c11748e336fd5fb4a1288c81d75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:13.718990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021693/publication.txtobserved 8071d9b7fb4498758c044810aafb7766...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. |
|---|