OT-2026-000022552
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000022552) never changes.
Identity and time
| Publication number | OT-2026-000022552 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4ff-7778-8fbc-62d1b0055d0b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022552 |
| Status | PUBLIC |
Content hashes
| Canonical text | 41f0e3ee355b73a2dd0ef076e5e653df1e21d3a2ca79451e3268c275fae217a6 |
|---|---|
| Markdown | 65e69c2e7497dbdfc36ab2ce7774ff7720f69819d9b7f1238d6aea136c0d9976 |
| Publication page | 3ee4f1e29805035dfa8626adbbf97a4a08235965571cc63bd1d0d636cdeae660 |
| Manifest | 41205a67626d3eec00dad71330e1252ae4d6491333959e40cfa2ff12e9fb4a62 |
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 | j8PS6q/K5bJZWx7xSro8cah4TT3VVTpqwlqdEQvm6/X/eSOGBt2fYd5Z1PvnBsc3xtDHfM+s8gcN/devYcDBCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-11-01T00:41:17.987115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022552observed 3ee4f1e29805035dfa8626adbbf97a4a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-01T00:41:17.913891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022552/manifest.jsonobserved 41205a67626d3eec00dad71330e1252a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T00:41:17.834292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022552/publication.mdobserved 65e69c2e7497dbdfc36ab2ce7774ff77...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T00:41:17.760368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022552/publication.txtobserved 41f0e3ee355b73a2dd0ef076e5e653df...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:54.602044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022552observed 3ee4f1e29805035dfa8626adbbf97a4a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:54.528157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022552/manifest.jsonobserved 41205a67626d3eec00dad71330e1252a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:54.454948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022552/publication.mdobserved 65e69c2e7497dbdfc36ab2ce7774ff77...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:54.378467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022552/publication.txtobserved 41f0e3ee355b73a2dd0ef076e5e653df...fetched by grabo-systems from 34.44.131.203, 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 |
|---|