OT-2026-000003079
Publication integrity record
Semiconductor wafer assembly and machining apparatus having chuck tables for holding the same
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-2026-000003079) never changes.
Identity and time
| Publication number | OT-2026-000003079 · never reused |
|---|---|
| Internal UUID | 01a0a687-0f33-7a99-9e6b-785ae9ebcab5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:24:24.243960Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003079 |
| Status | PUBLIC |
Content hashes
| Canonical text | 424d10b7d566eefebff2031aa5e578db4eba10d5136dd6e89a1d1e80df8d0cd5 |
|---|---|
| Markdown | da0788f00bba5e6833e52b053d7348c15f82849c8390db21f5b7f80ae3d166dd |
| Publication page | f47d63cadc6c5b8fb40ad5a7edd48fa17755d785ebb1dbdc107db4274f4095f1 |
| Manifest | 92385aed4c3348d9cf9a3316831abbf3e192403551356bdd616bf717eb00e170 |
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 | 5xORW3Qbxa3Fp6lDGnwL5nshNkqaK7mKxFZdsYEwK7BAbbnJPdasEaSCUn57EuMz4eCyNTlkb0trTQuGFx4CAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-15T19:27:02Z batch OT-TS-2026-W38-002 · RFC 3161 token · inclusion proof root 2d7e364e718bd6a32072ec57f9edc195... |
|---|
Independent retrieval
| 2026-09-15T19:30:05.604946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003079observed f47d63cadc6c5b8fb40ad5a7edd48fa1...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-15T19:30:05.574788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003079/manifest.jsonobserved 92385aed4c3348d9cf9a3316831abbf3...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:30:05.437716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003079/publication.txtobserved 424d10b7d566eefebff2031aa5e578db...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 |
|---|