OpenTechnical

OT-2026-000095561

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000095561) never changes.

Identity and time

Publication numberOT-2026-000095561 · never reused
Internal UUID01a0ae9f-8f75-756d-af8e-15c0b8519dee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095561
StatusPUBLIC

Content hashes

Canonical text269906095778551d5e9248d5fc2cf3085b2e6787a8f8bf4f7f1e8bef3e42f750
Markdown96e22610a56f146e0374d01527fcf03281e0c01aafd29196d58db0ae50b2d86f
PDF
Publication page936c886548cebad22eec33040ff9dcf62e96084a608dde7ed0c6b879747164cc
Manifest27397a8ba1fc47014085ff6adeee59df35cdd9a0e12ab1b77418e5afe2781dbf

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
SignatureBfmo1eYLt35tdQMk2rVialIo1ErTwsHENap29yooMpfj2MXXyY8rbtWcn8X/Aaq1a7dhY3UP8ewBCsgdFG7+AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:58.598370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095561
observed 936c886548cebad22eec33040ff9dcf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.583624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095561/manifest.json
observed 27397a8ba1fc47014085ff6adeee59df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.568150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095561/publication.md
observed 96e22610a56f146e0374d01527fcf032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.552631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095561/publication.txt
observed 269906095778551d5e9248d5fc2cf308...
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.