OT-2026-000042497
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000042497) never changes.
Identity and time
| Publication number | OT-2026-000042497 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-71af-981d-076955b84bff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042497 |
| Status | PUBLIC |
Content hashes
| Canonical text | ed0181a4b2979a2963b7c722aefc7c71a8d085082c8629078337210e378f429f |
|---|---|
| Markdown | 86744ae4a24dbcc2521eda00acca7c0522d89c54f9be6dd7d482ad73714b8993 |
| Publication page | 375c44ae4109f0c08583be619f343f86aad88c1e47f0a5f3a8dfbf88fb7e3795 |
| Manifest | cf385002b9394d8f4c8ee533b6df2e1364b50a46e414265b4ef1bcb200035763 |
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 | 6Oz1KX0OB5FTX6sUnNhm0FfGoLynY2y7qThos04E6s2GQbxB0MvUJbNZ/pAg/au56fNcHZXKCrLhd9kyB04jCQ== |
| 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
| 2026-09-17T11:14:04.289341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042497observed 375c44ae4109f0c08583be619f343f86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:04.271537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042497/manifest.jsonobserved cf385002b9394d8f4c8ee533b6df2e13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:04.253180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042497/publication.mdobserved 86744ae4a24dbcc2521eda00acca7c05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:04.233997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042497/publication.txtobserved ed0181a4b2979a2963b7c722aefc7c71...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. |
|---|