OT-2026-000041237
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000041237) never changes.
Identity and time
| Publication number | OT-2026-000041237 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b143-741b-829c-a832c620aac4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041237 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0227954e42a0af7629171ee924c1289ef5a58972f3d7066e2f16f1506ba56939 |
|---|---|
| Markdown | 86cb0b8c4aaadca151a72d78d5dfdb09874918f629e3b6d174f92f1c988b7ae3 |
| Publication page | 1e391c4c1bd66fb2d97c3219ecbb6b88c8dffb78a2ab8b16499de350b0e1d8ab |
| Manifest | 3a4e5b18d8a1213b7613fd23472e05a46b7d65dae66f22c924674e57d65fde4d |
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 | Jmu4L0juldGhesy0lNVZ+GHF2u6Po4tEL9vTUIowUb2ApQfM2nu7yLiXqaCRgZHy91yVtsIqKCWEr7fxH/HiBg== |
| 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
| 2026-09-28T20:42:07.231954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041237observed 1e391c4c1bd66fb2d97c3219ecbb6b88...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-28T20:42:07.135363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041237/manifest.jsonobserved 3a4e5b18d8a1213b7613fd23472e05a4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T20:42:06.999784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041237/publication.mdobserved 86cb0b8c4aaadca151a72d78d5dfdb09...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T20:42:06.893802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041237/publication.txtobserved 0227954e42a0af7629171ee924c1289e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T04:23:22.369697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041237observed 1e391c4c1bd66fb2d97c3219ecbb6b88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-25T04:23:22.351856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041237/manifest.jsonobserved 3a4e5b18d8a1213b7613fd23472e05a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-25T04:23:22.336056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041237/publication.mdobserved 86cb0b8c4aaadca151a72d78d5dfdb09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-25T04:23:22.297029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041237/publication.txtobserved 0227954e42a0af7629171ee924c1289e...fetched by instance-3.rotem.ai from 34.69.0.72, 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 |
|---|