OpenTechnical

OT-2026-000046508

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, 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-2026-000046508) never changes.

Identity and time

Publication numberOT-2026-000046508 · never reused
Internal UUID01a0ae7e-57dd-7582-ab75-caf41c194add · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046508
StatusPUBLIC

Content hashes

Canonical text1e5c180b39607869e5afee3408318736bf76c4ac651490d17ca6e1a6169d51d4
Markdownc6b5604a285be197c1b91c4a7653c07836156514bb6caf380cbfb3ab6fa1f893
PDF
Publication page3f5b178f4989d90500db3880a90405b0b9995a018acef5e912d0af13ee9775cb
Manifestc222f09758bc46a85b16d2de6dadbda699008700bfd7b26cd3088a4fa0dc3161

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureHLeCnPl4GjKvpucT9Q0qj+dWoWGPXFnfm0A/FfG8d6qqdtvGAX1QvibUUynWQp9fhUPUX5jffS+8CU81HP6/Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:33.102988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046508
observed 3f5b178f4989d90500db3880a90405b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:33.084093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046508/manifest.json
observed c222f09758bc46a85b16d2de6dadbda6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:33.063978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046508/publication.md
observed c6b5604a285be197c1b91c4a7653c078...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:33.044829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046508/publication.txt
observed 1e5c180b39607869e5afee3408318736...
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 archivePending 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

Custody packagePending Custody packages are produced weekly.