OT-2026-000018851
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000018851) never changes.
Identity and time
| Publication number | OT-2026-000018851 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-7fa3-a2aa-2b67ef65e2ca · 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-2026-000018851 |
| Status | PUBLIC |
Content hashes
| Canonical text | a744e21c3e0ca7e151a9f5a4ad4afc33d56120adaaa703826d6e6ab2df0c41a3 |
|---|---|
| Markdown | ed99ac398f36c703b013927790cc1a16a48f32b825023a0e4812fb9cb187065d |
| Publication page | 6c873cd36a47ba8f39bdb8307b4fec4f1fa713151fa339e1bfcbb9271a661fa6 |
| Manifest | c8bfe1b943dea3f4f6524f3a628766c641b2353e50887ed89234b9e5dc6003d0 |
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 | 9+rbamfztGGg1mmvRmZCYjss2EIyvPP5BTNlGzPsXnbDfr2kDY7pt947cuVQ49z7efnJUlzQ4VIx7W2rO0v8CQ== |
| 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
| 2026-09-17T11:59:29.490772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018851observed 6c873cd36a47ba8f39bdb8307b4fec4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:29.471182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018851/manifest.jsonobserved c8bfe1b943dea3f4f6524f3a628766c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:29.450550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018851/publication.mdobserved ed99ac398f36c703b013927790cc1a16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:29.418461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018851/publication.txtobserved a744e21c3e0ca7e151a9f5a4ad4afc33...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. |
|---|