OT-2026-000047890
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000047890) never changes.
Identity and time
| Publication number | OT-2026-000047890 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c421-7672-9308-8a712d647eb8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047890 |
| Status | PUBLIC |
Content hashes
| Canonical text | 38217d83756ee33c32dc1cc3e21efda83b022d63d241c59bad9a2f6807ebc4a6 |
|---|---|
| Markdown | d515616cad5104dee4e359d00059e39b1642c204074d9cd132d53e5a92b94b9e |
| Publication page | c14cfc537e8b3d2ccdef6a7413bddb8cb871cab90556df925a43292954855bdf |
| Manifest | 0ae90334efcbe32da9660fa4c4d6756ec25e2bbf917c7440e8b783974c4c79dd |
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 | JsO0hXpHr1y54GVDyHyyzJkw/kjjbquh/vWJ9uQJX3wmQC8RVpuMI0vATGcp0GMX7pZej1dX43o6P0grH6Q2Cg== |
| 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
| 2026-09-17T11:05:49.644084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047890observed c14cfc537e8b3d2ccdef6a7413bddb8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:49.625091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047890/manifest.jsonobserved 0ae90334efcbe32da9660fa4c4d6756e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:49.606990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047890/publication.mdobserved d515616cad5104dee4e359d00059e39b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:49.586945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047890/publication.txtobserved 38217d83756ee33c32dc1cc3e21efda8...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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