OpenTechnical

OT-2026-000089046

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000089046) never changes.

Identity and time

Publication numberOT-2026-000089046 · never reused
Internal UUID01a0ae9b-daff-75a2-bd3e-c516fedfb9a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089046
StatusPUBLIC

Content hashes

Canonical textaf95186479790249304ed0f84876ce3d127a4f505375043c8cdef0203df34551
Markdowncc26ed5c7ee9dfa24670f1ca4a1f48eaed67e632aed39d8a43266923bd86cc7c
PDF
Publication pageaa0ddbac554ade1cd42bc28b4a9e2e21933cec4e89dc4133935e4464ff7e3bff
Manifest2a2bed81adeae7c9cb56685ef4781d901ba5b56ed4b86cd933cb91780dc03f47

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
Signature7gZmHYWFc+bYyzL+OajMY2mGQ1G8FJVhq6nvVaHlOCjiQz7J/dBN9wLrGYkUZ7ohMBpBw0CQzqkHc0g5iybyBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:46:56.653932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089046
observed aa0ddbac554ade1cd42bc28b4a9e2e21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:56.636318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089046/manifest.json
observed 2a2bed81adeae7c9cb56685ef4781d90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:56.619011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089046/publication.md
observed cc26ed5c7ee9dfa24670f1ca4a1f48ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:56.599897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089046/publication.txt
observed af95186479790249304ed0f84876ce3d...
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.