OT-2026-000018819
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000018819) never changes.
Identity and time
| Publication number | OT-2026-000018819 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-71ae-bb10-729773651822 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018819 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e4a9e682beced2f76e7c83e9549aa9ca1c128a964bcdbd9fb66630504275504 |
|---|---|
| Markdown | 777f05b03645360eea6a8e22ef084bffc4a79174d0ee046e2d35c09101b892e1 |
| Publication page | 23a3c2c839d00824fd79943e293c371b6d05c46f0ba4447464e64147ed14ec93 |
| Manifest | 82eccebbe42a720794eb8b5807653805fc6646f2ee0068ceacda6e32bf56711d |
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 | iMv9ha0UEQ6HP4tVqLnr0QBGKMQv0KizQzabkYO0xoCmfDH8+hsflwmzXy+FeaGYHG41mMbZCzQiig/YlliqCw== |
| 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
| 2026-09-17T11:59:27.094710Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018819observed 23a3c2c839d00824fd79943e293c371b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:27.076005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018819/manifest.jsonobserved 82eccebbe42a720794eb8b5807653805...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:27.056949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018819/publication.mdobserved 777f05b03645360eea6a8e22ef084bff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:27.038093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018819/publication.txtobserved 4e4a9e682beced2f76e7c83e9549aa9c...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. |
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