OT-2026-000017431
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, pulsed 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-2026-000017431) never changes.
Identity and time
| Publication number | OT-2026-000017431 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-76c9-784a-9f42-b943206d500e · 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-2026-000017431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 23763fff39adea6890bf1f38b7b060aafccb515c3575718ddbd196cf3a77a8a6 |
|---|---|
| Markdown | 9785dfb6d84cc3b6cd0339cb4e3a1abf1a26da41a23ef7f5892a1bcbd7e11a87 |
| Publication page | 0f64f92869b268129ced93d32f63016b3389b2d439c0ab047f3acc2c5f0e157a |
| Manifest | 78d6de92d390952152eda6733e2015f969c9ccd24fb269ed6c68b3e29739ac70 |
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 | Aztb9VIuHKrnp93bNR9YTSgq4lAmuppPf6QYDvB0L5wckubqGgxiW/6KET4v8eVHVeokoXVsqLtBUKS1HMzeBQ== |
| 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
| 2026-09-17T12:02:33.788781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017431observed 0f64f92869b268129ced93d32f63016b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:33.771107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017431/manifest.jsonobserved 78d6de92d390952152eda6733e2015f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:33.753430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017431/publication.mdobserved 9785dfb6d84cc3b6cd0339cb4e3a1abf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:33.735135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017431/publication.txtobserved 23763fff39adea6890bf1f38b7b060aa...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. |
|---|