OT-2026-000027610
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000027610) never changes.
Identity and time
| Publication number | OT-2026-000027610 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6999-7a16-b72a-b13a6ed6b1e6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027610 |
| Status | PUBLIC |
Content hashes
| Canonical text | 477ddd45bae27c1cf43b1c2955c6c2defae54aeaf8a5b4296c8a2de62d305abe |
|---|---|
| Markdown | 0d5f2d29fd23a55da07f4733b0798722878b3a6925afec1c2acc8fdfc6ace6f6 |
| Publication page | 77d6bbe97008982278a84769e78c64d4f0a2b8bb4b6d8c2e45dbfff94b688ae5 |
| Manifest | 63156c36f39a1e61e4f17bb3d23804cff477ffae038f4b88e21470ae2262f687 |
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 | mX8iiJ0OdnAi8VL9OCig+NRmjk3OEeFLt2WdMV4y71gq9tUiYFV7C0srZxGXQI+c2cOUMXFBFAhOmSXmdy8qBA== |
| 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
| 2026-10-14T20:42:14.533736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027610observed 77d6bbe97008982278a84769e78c64d4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-14T20:42:14.470285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027610/manifest.jsonobserved 63156c36f39a1e61e4f17bb3d23804cf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T20:42:14.374778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027610/publication.mdobserved 0d5f2d29fd23a55da07f4733b0798722...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T20:42:14.292225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027610/publication.txtobserved 477ddd45bae27c1cf43b1c2955c6c2de...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:23:37.071618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027610observed 77d6bbe97008982278a84769e78c64d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:23:37.056144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027610/manifest.jsonobserved 63156c36f39a1e61e4f17bb3d23804cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:23:37.032050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027610/publication.mdobserved 0d5f2d29fd23a55da07f4733b0798722...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:23:37.008007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027610/publication.txtobserved 477ddd45bae27c1cf43b1c2955c6c2de...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 |
|---|