OT-2026-000034902
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000034902) never changes.
Identity and time
| Publication number | OT-2026-000034902 · never reused |
|---|---|
| Internal UUID | 01a0ae76-1ed3-7dbd-93c1-84c706b3329e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:51.876169Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000034902 |
| Status | PUBLIC |
Content hashes
| Canonical text | 923e6ff79dfdc18a2464c6dcc44fd9723a071a8b9e48dce6a31897e9b08b204b |
|---|---|
| Markdown | 4335c8bea065afb14767431d7ac30cc90452f697b4e10a7b9b417bada348475b |
| Publication page | cc99a6c9b7397fd0243bca106280473f020c92afbc5e8c835eabbdbd870afa10 |
| Manifest | 107976f6621133f3c4f325d2029fa0c5f58a22582c5f16c29a8d77275957b4a2 |
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 | ymZdsLP15aJ3mXOIN6YlsNsAvID4rllw93rl8rG5CD91J8HeKr430OZ0zIT1HvaQg5OZo9/yF+8CKLO6/dbRAw== |
| 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
| 2026-10-20T20:41:35.826513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034902observed cc99a6c9b7397fd0243bca106280473f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-20T20:41:35.764839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034902/manifest.jsonobserved 107976f6621133f3c4f325d2029fa0c5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T20:41:35.686385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034902/publication.mdobserved 4335c8bea065afb14767431d7ac30cc9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T20:41:34.867356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034902/publication.txtobserved 923e6ff79dfdc18a2464c6dcc44fd972...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T08:41:06.269685Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034902observed cc99a6c9b7397fd0243bca106280473f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T08:41:06.218989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034902/manifest.jsonobserved 107976f6621133f3c4f325d2029fa0c5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T08:41:06.168312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034902/publication.mdobserved 4335c8bea065afb14767431d7ac30cc9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T08:41:06.083834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034902/publication.txtobserved 923e6ff79dfdc18a2464c6dcc44fd972...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 |
|---|