OT-2026-000039205
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000039205) never changes.
Identity and time
| Publication number | OT-2026-000039205 · never reused |
|---|---|
| Internal UUID | 01a0ae78-9673-7a88-bc86-f3e18aeaeab5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:33.573712Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000039205 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86302c321232991e6f0bfcf20dbaa863caf370803da9ead58dc249d036be5d99 |
|---|---|
| Markdown | ce4bbd815391d693d0c08db0b31715e2320cdb559956a8da5aaee6087f5ceb35 |
| Publication page | 221b5078651ff6207dce095b61f1d2d74c0b49feb16baf5bfd01c4f0e791c31c |
| Manifest | d135258fe43a512f8ad9509c62b832a7b9bac7cc90652db5bece9bd18a7e283a |
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 | tLD8/2Xj0POCK8Zqbh4YPuyj5aW9ddIoPlxzuvOghCcXCRnVe4v0wlNo6lvMt3cllDIWDyTcCEno4rQsIox2Dw== |
| 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
| 2026-11-04T20:41:40.303749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039205observed 221b5078651ff6207dce095b61f1d2d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-04T20:41:40.209832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039205/manifest.jsonobserved d135258fe43a512f8ad9509c62b832a7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T20:41:40.131119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039205/publication.mdobserved ce4bbd815391d693d0c08db0b31715e2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T20:41:39.966407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039205/publication.txtobserved 86302c321232991e6f0bfcf20dbaa863...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T20:42:01.537027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039205observed 221b5078651ff6207dce095b61f1d2d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T20:42:01.460574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039205/manifest.jsonobserved d135258fe43a512f8ad9509c62b832a7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T20:42:01.360123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039205/publication.mdobserved ce4bbd815391d693d0c08db0b31715e2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T20:42:01.220370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039205/publication.txtobserved 86302c321232991e6f0bfcf20dbaa863...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 |
|---|