OT-2026-000038444
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000038444) never changes.
Identity and time
| Publication number | OT-2026-000038444 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d53-7f09-9761-e0a500b8f210 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038444 |
| Status | PUBLIC |
Content hashes
| Canonical text | 274f82a21ccc98ef7ea02574835a20f081930ff24bdda376ccbefd078c8af659 |
|---|---|
| Markdown | dadcd202b2710af9152da9dd7bde5b669cfa4a46f8817b6cbdf702bd19e46442 |
| Publication page | 157ebed7f9a6746038aad6105ea2b75b34ec545d0f78a3fdaf902fb229eab500 |
| Manifest | 228ab815ec4b10575807fd733295c107cf2a3fa53e4b37eb3634f194185117a0 |
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 | 1gzt74VpbbWF4zVLKAoGbeoiX8vhc4abTuRKRr0ixbC/KhwUHXrs9igGecn3UJH132eREBCvxuMDrtwR/n9wCw== |
| 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... |
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Independent retrieval
| 2026-11-05T00:42:03.198293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038444observed 157ebed7f9a6746038aad6105ea2b75b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-05T00:42:03.150457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038444/manifest.jsonobserved 228ab815ec4b10575807fd733295c107...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-05T00:42:03.103442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038444/publication.mdobserved dadcd202b2710af9152da9dd7bde5b66...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-05T00:42:03.019452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038444/publication.txtobserved 274f82a21ccc98ef7ea02574835a20f0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T16:41:06.420255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038444observed 157ebed7f9a6746038aad6105ea2b75b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T16:41:06.350827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038444/manifest.jsonobserved 228ab815ec4b10575807fd733295c107...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T16:41:06.288692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038444/publication.mdobserved dadcd202b2710af9152da9dd7bde5b66...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T16:41:06.208367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038444/publication.txtobserved 274f82a21ccc98ef7ea02574835a20f0...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 |
|---|