OpenTechnical

OT-2026-000027388

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000027388) never changes.

Identity and time

Publication numberOT-2026-000027388 · never reused
Internal UUID01a0ae72-6997-7fc8-9fd9-ca238b990e98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027388
StatusPUBLIC

Content hashes

Canonical text3f875e8f6c72c5e61c20da90f09a944ea3083119b51cd4e08b26a9ce9588759a
Markdown3c990a936f703abb637e5d260b6a360a49e3b459458d74ad4cd23bbb264a6d85
PDF
Publication page2653a726aa94eb769e3f0d300b3b44ed6790174167506748dc3065599382e33c
Manifestc0d90307f685d681edd5d38178717bc418346cf86700b68932262320e4b3fa10

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
Signature9/EvQb+Ymt+7xme82SHkjmYf9irifYldhmmA3QWqBoSNiaiqVwaTUElGLGbLlocbSjrFcEogCR96hQ84dQmTBQ==
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

2026-09-17T11:42:48.467414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027388
observed 2653a726aa94eb769e3f0d300b3b44ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:48.450997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027388/manifest.json
observed c0d90307f685d681edd5d38178717bc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:48.434111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027388/publication.md
observed 3c990a936f703abb637e5d260b6a360a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:48.413026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027388/publication.txt
observed 3f875e8f6c72c5e61c20da90f09a944e...
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.