OT-2026-000056740
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000056740) never changes.
Identity and time
| Publication number | OT-2026-000056740 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af6-73a4-8246-96a68e0c200b · 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-2026-000056740 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1030819d04d7697aac76eb4e12f1e9936392368409092161aac4bc5e1fe7c9ed |
|---|---|
| Markdown | e7cfa68d4de94bc62285e77ae240a53883eee588b99d6dd39fdaaae1d90161b9 |
| Publication page | 0e99d0bf3d3fd3fbf487ae270bcad5e217413ad7d134d2ba4112b17876a98090 |
| Manifest | 5de58645b711507bbd2ca31b85762a12fcc0ec77a3283b4e2cce8f35495c6150 |
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 | jkN3VPycljEHdZnYErjeSHUSie12TBeWu878KLtGOSU/mUk9oMwVszhyJxy97jNFWjh38GFcWS0pAi8BTftLAQ== |
| 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
| 2026-09-17T10:50:10.752497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056740observed 0e99d0bf3d3fd3fbf487ae270bcad5e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:10.735554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056740/manifest.jsonobserved 5de58645b711507bbd2ca31b85762a12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:10.717301Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056740/publication.mdobserved e7cfa68d4de94bc62285e77ae240a538...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:10.698188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056740/publication.txtobserved 1030819d04d7697aac76eb4e12f1e993...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. |
|---|