OpenTechnical

OT-2026-000018406

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000018406) never changes.

Identity and time

Publication numberOT-2026-000018406 · never reused
Internal UUID01a0ae6e-b489-7eb5-bbef-e484dc193bbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018406
StatusPUBLIC

Content hashes

Canonical text690998f80c02a8192bb44c9cad4ab73d5fb6af21c2b85f9b56a59e628249e244
Markdown2b168c242058507b7dda4f28d6d9a49914bd384c795670e761972a525eee8681
PDF
Publication page18073a7e6ccc8b8afd9f77c61352d494eec18a8294d46169327bb0e94a426d5d
Manifeste306550b76324f84aebb1f365d1a33d28ec350bcdefaf96a03de8bbe39a2c879

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
SignaturenA7YM51MU+KB2nZ90JRqi672hHmNiao2Rl6e6Yldm3LvPxZ3ZS+9307GiqPyRkfnZ/lr+ffSl1zKRXIOnfcTAA==
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

2026-09-17T12:01:09.011914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018406
observed 18073a7e6ccc8b8afd9f77c61352d494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:08.993198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018406/manifest.json
observed e306550b76324f84aebb1f365d1a33d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:08.975502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018406/publication.md
observed 2b168c242058507b7dda4f28d6d9a499...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:08.959677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018406/publication.txt
observed 690998f80c02a8192bb44c9cad4ab73d...
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.