OT-2026-000034933
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after set-down
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-2026-000034933) never changes.
Identity and time
| Publication number | OT-2026-000034933 · never reused |
|---|---|
| Internal UUID | 01a0ae76-1ed3-7711-9eba-7c2406dc4fa1 · 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-2026-000034933 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7998e99a088ecbbf973d93aeba84d459e8526a5260efb45b24b5d19220141534 |
|---|---|
| Markdown | 36cc9aa1c28304331f236bc8989d1b0ae612fed00502905d4ae7964e6d4d250b |
| Publication page | e02b6c7bcd19a5a9f3d51dd3e087501f77993a6fb235c30e1c931d8545e949fb |
| Manifest | a3c1c0ef285f7911ea5c07329ffc82728680ec66cc8d192df4ba372968f4b81b |
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 | GpzMt2/sDh4fe8h/uaNFzp7WmheAJ8NTAsHsUmXAGrQOzYDvmgO4iGvJEz9GhmZjiTHKKrMmjr57Pwc2RvnGDA== |
| 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
| 2026-10-20T16:41:14.411340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034933observed e02b6c7bcd19a5a9f3d51dd3e087501f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-20T16:41:14.329447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034933/manifest.jsonobserved a3c1c0ef285f7911ea5c07329ffc8272...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T16:41:14.240548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034933/publication.mdobserved 36cc9aa1c28304331f236bc8989d1b0a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T16:41:14.134725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034933/publication.txtobserved 7998e99a088ecbbf973d93aeba84d459...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T08:41:22.436586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034933observed e02b6c7bcd19a5a9f3d51dd3e087501f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T08:41:22.365571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034933/manifest.jsonobserved a3c1c0ef285f7911ea5c07329ffc8272...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T08:41:22.291294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034933/publication.mdobserved 36cc9aa1c28304331f236bc8989d1b0a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T08:41:22.218186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034933/publication.txtobserved 7998e99a088ecbbf973d93aeba84d459...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 |
|---|