OT-2026-000052146
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000052146) never changes.
Identity and time
| Publication number | OT-2026-000052146 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78f-7867-a7b3-b3b1c2a2eb8f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052146 |
| Status | PUBLIC |
Content hashes
| Canonical text | b6d2ff84093d2cfcd95a63c475bb5f19c46c97f41841a85ad11904f4e12f5d55 |
|---|---|
| Markdown | 2949def1f3ed10283cfdf113ca55d51b2b21bd28f3a6e43ca11af03ba7eab76d |
| Publication page | 58542fe431ddce16a3ebdbbb41368acad04c0f4b2753261aa21e41719f598958 |
| Manifest | 2cad4ede60b2b8c5ce6377870880577e802dd45491dfdd7ae650083318ccd657 |
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 | 1EIsdLq9zUU2lDq6iRWe4YFCvnONcVhxmbefbFtPP9Zfh1Bwiizo6b0lDb1CPYjYVqfvkZiLaxHduu6N05q7Cw== |
| 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
| 2026-09-17T10:57:41.929437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052146observed 58542fe431ddce16a3ebdbbb41368aca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:41.912377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052146/manifest.jsonobserved 2cad4ede60b2b8c5ce6377870880577e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:41.895526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052146/publication.mdobserved 2949def1f3ed10283cfdf113ca55d51b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:41.879035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052146/publication.txtobserved b6d2ff84093d2cfcd95a63c475bb5f19...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. |
|---|