OT-2026-000003406
Publication integrity record
Wafer handling system with Bernoulli pick-up
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-2026-000003406) never changes.
Identity and time
| Publication number | OT-2026-000003406 · never reused |
|---|---|
| Internal UUID | 01a0a6bd-372f-7b06-8cfd-d270e6da8f49 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T20:23:33.423996Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003406 |
| Status | PUBLIC |
Content hashes
| Canonical text | b874c64ab331cd11a01adbe86dfba0d3528df5981ffb5d8d4d42fcd3c08a304f |
|---|---|
| Markdown | ff185c1b6465a3e1000e9e799bb10f2dcdb0b3ed142ef4df6bfe8da7cdc2084b |
| Publication page | 7b783a35ca120864d76a1cf9d284b958b7d2827886598ce759227ca48a577291 |
| Manifest | 05d99679325358a6544f2a596946a96dd2f7e827b30a7fe6c67084fe21c44547 |
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 | iMLwdHdOxN3UhbPRUAcZNRCLqgGHdtM2EAkAdvMtco00otmGbn7gW5nlAXddvn1sbrkNBTg3VpDXWVaHRfETCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-15T20:27:02Z batch OT-TS-2026-W38-005 · RFC 3161 token · inclusion proof root 0d980c01ea01b2d7f69845e24a85320c... |
|---|
Independent retrieval
| 2026-10-24T20:41:36.455335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003406observed 7b783a35ca120864d76a1cf9d284b958...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-24T20:41:36.359393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003406/manifest.jsonobserved 05d99679325358a6544f2a596946a96d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T20:41:36.311489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003406/publication.mdobserved ff185c1b6465a3e1000e9e799bb10f2d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T20:41:36.120976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003406/publication.txtobserved b874c64ab331cd11a01adbe86dfba0d3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:30:09.163185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003406observed 7b783a35ca120864d76a1cf9d284b958...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:30:09.134772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003406/manifest.jsonobserved 05d99679325358a6544f2a596946a96d...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:30:09.120143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003406/publication.txtobserved b874c64ab331cd11a01adbe86dfba0d3...fetched by instance-3.rotem.ai from 127.0.0.1, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|