OT-2026-000000226
Publication integrity record
Wafer wet cleaning system
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-2026-000000226) never changes.
Identity and time
| Publication number | OT-2026-000000226 · never reused |
|---|---|
| Internal UUID | 01a0a673-2086-776c-b9f2-b9347e03d90e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:02:37.958632Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000000226 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f9261336395f611eeb532d335c319d48959b855430689cf1fd933061bad30ce |
|---|---|
| Markdown | 164fc3cdc0f0a3012ce864c75d0f1b4f0144b0c80863a1d32b48f1a9aa2a9797 |
| Publication page | 14880e64440a336f45ddcbecce79225cf07044f38a12d227f6c4d585cb11d022 |
| Manifest | 1a04805da0506567a8f271aaa39af09a17fbcd359ba44474271da8889c2efbfa |
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 | UYkyK9x6jUF1+aRH6yVh2XsyIvPx9MvzudXrlDBwoecvNyz3UhJdaxVoUHqcjI3kV9QUN1ODXpQCg/VRl4FgAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-15T19:07:03Z batch OT-TS-2026-W38-001 · RFC 3161 token · inclusion proof root 6369baadb1a246009d149835804d20ba... |
|---|
Independent retrieval
| 2026-09-18T00:42:24.727877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000226observed 14880e64440a336f45ddcbecce79225c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-18T00:42:24.521725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000226/manifest.jsonobserved 1a04805da0506567a8f271aaa39af09a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:24.360918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000226/publication.mdobserved 164fc3cdc0f0a3012ce864c75d0f1b4f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:23.976159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000226/publication.txtobserved 3f9261336395f611eeb532d335c319d4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:50:34.607004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000226observed 14880e64440a336f45ddcbecce79225c...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:50:34.577469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000226/manifest.jsonobserved 1a04805da0506567a8f271aaa39af09a...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:50:34.564409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000226/publication.txtobserved 3f9261336395f611eeb532d335c319d4...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 |
|---|