OT-2026-000019899
Publication integrity record
Four bellows cup vacuum gripper, four zone face, single stage ejector, pulsed blow-off before 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-2026-000019899) never changes.
Identity and time
| Publication number | OT-2026-000019899 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-7336-b995-f1518d293195 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019899 |
| Status | PUBLIC |
Content hashes
| Canonical text | 42ad277c231336f3387821b6a218cc907a963e7c056824af3f1d62fdb30e724d |
|---|---|
| Markdown | b0087a7988bbf5a68e6da99a907ebff5a42e39a829aaa09a60871f41accb9ba4 |
| Publication page | d55c1b53474654642061fcf99e258c2656309df0b25ec51e2fbd2319e10e067e |
| Manifest | af08f792bb4b0fd4ff654b9b1b6bc7cac091b19537bb6e91e59a61f2f0632709 |
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 | vwuf5lEO9h17foUpzSKC8tDMmQYsshELlNBJnNNwTU7TNXx3VQbQVMPdk8pV04nosmEtxJ0HhjVpuhDYHrUdBA== |
| 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
| 2026-09-17T11:58:06.544137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019899observed d55c1b53474654642061fcf99e258c26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:06.527130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019899/manifest.jsonobserved af08f792bb4b0fd4ff654b9b1b6bc7ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:06.508805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019899/publication.mdobserved b0087a7988bbf5a68e6da99a907ebff5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:06.489905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019899/publication.txtobserved 42ad277c231336f3387821b6a218cc90...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. |
|---|