OT-2026-000028676
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000028676) never changes.
Identity and time
| Publication number | OT-2026-000028676 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7c6e-831d-d64f8756b650 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028676 |
| Status | PUBLIC |
Content hashes
| Canonical text | 75f94998780b13ed68b380df76b2dd1e8aea714aedc10006701a5225731c7201 |
|---|---|
| Markdown | e7c6ffc9773152eec0a4d8770e47e1b315184fdd1296572753251298b4c9e5bc |
| Publication page | d13a687964eb301038bf144559c860405c26b7e90cb09f820f41fbc48e52f7c3 |
| Manifest | c46ee207513cf204208513e8361d7dfba9e501e91a43f7143b7ab1c44fce06f7 |
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 | boY9Sb6u+gPytBOKHPgseaXaMbaFeH6htPy2RXkqR7HvYh86kAmo52RIgKBCimTuWpGFXA0p5sYfoBEQMGVBAg== |
| 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
| 2026-09-17T11:41:33.903221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028676observed d13a687964eb301038bf144559c86040...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:33.882707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028676/manifest.jsonobserved c46ee207513cf204208513e8361d7dfb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:33.853217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028676/publication.mdobserved e7c6ffc9773152eec0a4d8770e47e1b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:33.831532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028676/publication.txtobserved 75f94998780b13ed68b380df76b2dd1e...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. |
|---|