OT-2026-000034041
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000034041) never changes.
Identity and time
| Publication number | OT-2026-000034041 · never reused |
|---|---|
| Internal UUID | 01a0ae75-df0c-769f-862c-492253cd6c8b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:35.550760Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000034041 |
| Status | PUBLIC |
Content hashes
| Canonical text | 23dea5a95bad9ad316a8721cded106d635e730a7fbd2d80d39ba5cf5ae5eb6de |
|---|---|
| Markdown | 650281663b363e8d37bf03b0d6fcc42feed39c482cba9e2ef158347ac9a1421c |
| Publication page | 29261f19ac758c4c717b6125e54607fb9a7b2d64f7621426b4fc926f1483c329 |
| Manifest | 85c3a46d6ee3d98466ec8c26d7f209601a0dae5f35acece9bc1a1d625511936f |
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 | TxSQdymWQ2KlOmu0Ww5o7+1D/wjzPhp4FYeZYqQ6WmuWw/bQBXEze8PUOAGkNVz1Pw+SN39yYx45KPoREr97Bw== |
| 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
| 2026-10-18T08:42:04.502007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034041observed 29261f19ac758c4c717b6125e54607fb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-18T08:42:04.433320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034041/manifest.jsonobserved 85c3a46d6ee3d98466ec8c26d7f20960...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T08:42:04.380574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034041/publication.mdobserved 650281663b363e8d37bf03b0d6fcc42f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T08:42:04.307977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034041/publication.txtobserved 23dea5a95bad9ad316a8721cded106d6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T00:42:03.728272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034041observed 29261f19ac758c4c717b6125e54607fb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T00:42:03.651449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034041/manifest.jsonobserved 85c3a46d6ee3d98466ec8c26d7f20960...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T00:42:03.530218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034041/publication.mdobserved 650281663b363e8d37bf03b0d6fcc42f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T00:42:03.344730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034041/publication.txtobserved 23dea5a95bad9ad316a8721cded106d6...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 |
|---|