OT-2026-000027721
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000027721) never changes.
Identity and time
| Publication number | OT-2026-000027721 · never reused |
|---|---|
| Internal UUID | 01a0ae72-699a-7792-b858-c588e19bb1a3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027721 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c65c6ef4e7baba09ec50e731f8d49fcfa751264cf4f2c7276c97e250f6cdf30 |
|---|---|
| Markdown | 527216bac553afcaece73bcb46aa60244d3349f185adc7153b1a2b9d87ca19d3 |
| Publication page | 460a8572b0c29ae535ded873f67755f950cd7f638bdebb7750b550efc9ff9b70 |
| Manifest | 348633e8f611116c1285c805266661f9df08f7f851fccbb98cd5caf258419ad1 |
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 | 0q+c+gokYZYHXN2wTo+PWCjPsT7JjbhEGPYEeS+9/5FyjPMpDxnA+eFhzTacpzvtGtaI3aUYd3dSsJJ+4i7vBQ== |
| 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
| 2026-09-17T11:43:16.606470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027721observed 460a8572b0c29ae535ded873f67755f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:16.590139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027721/manifest.jsonobserved 348633e8f611116c1285c805266661f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:16.573553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027721/publication.mdobserved 527216bac553afcaece73bcb46aa6024...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:16.556214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027721/publication.txtobserved 4c65c6ef4e7baba09ec50e731f8d49fc...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. |
|---|