OT-2026-000019971
Publication integrity record
Four cup vacuum gripper, four zone face, single 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-2026-000019971) never changes.
Identity and time
| Publication number | OT-2026-000019971 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-7d7b-b88b-4616750b7738 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019971 |
| Status | PUBLIC |
Content hashes
| Canonical text | defd0262eea84911b687f2a622621f6351eda9d2309f722cfb67c0c79bfd2379 |
|---|---|
| Markdown | 41b4ed5a98fe4bc4baf1ff594074753b5f16e54c514a4e3119f888da2c184284 |
| Publication page | 05e9efa9d8475bf2e54797a01d8a86d78de6a1c09178d9f25fad4f74f08b6bbd |
| Manifest | 78bd64985c20a15e417917e3a8c7ea0e253e4b0a83c6a68a5bd73282ef02961e |
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 | GRygVWe2gn4yyh8HXv6I4IKrgdhi6M44L1Vo4nOEFcvQ8r7E5pv7MsbjT0VszEYiG62h3gJdgMk/0s+8LLWbDg== |
| 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
| 2026-09-17T11:58:12.446389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019971observed 05e9efa9d8475bf2e54797a01d8a86d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:12.427208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019971/manifest.jsonobserved 78bd64985c20a15e417917e3a8c7ea0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:12.408210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019971/publication.mdobserved 41b4ed5a98fe4bc4baf1ff594074753b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:12.390034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019971/publication.txtobserved defd0262eea84911b687f2a622621f63...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. |
|---|