OT-2026-000056769
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000056769) never changes.
Identity and time
| Publication number | OT-2026-000056769 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af7-7972-8e8b-10ec544ac7c7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056769 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5b5a6af0d35ea1010e96e09c4d599e4957ea8ef7cd8354588e18f53ca3ff5e0e |
|---|---|
| Markdown | 446ace73eb4f3b791314945d8522cbd373c6c93085363d59c97265fc9a65d3a8 |
| Publication page | ec81e8fb2c349051d433dd1f20ce7a8c363421b13e0825225743ec44c29eb421 |
| Manifest | df6eb37c908f30877599d1ba2a449c972d269db084fde6ae07f1c4324af7d923 |
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 | so2QpHhnuPyf2gynY1NZQAR5xLWkVjTHWahvg79lp9uOfq9etrpyfZXoKPxiT8+hFqECx1Me16dJ8NHOMAPgAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:14.437778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056769observed ec81e8fb2c349051d433dd1f20ce7a8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:14.417610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056769/manifest.jsonobserved df6eb37c908f30877599d1ba2a449c97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:14.398225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056769/publication.mdobserved 446ace73eb4f3b791314945d8522cbd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:14.375788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056769/publication.txtobserved 5b5a6af0d35ea1010e96e09c4d599e49...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. |
|---|