OpenTechnical

OT-2026-000101018

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000101018) never changes.

Identity and time

Publication numberOT-2026-000101018 · never reused
Internal UUID01a0aea3-c377-7318-b929-6e1bb473e02c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101018
StatusPUBLIC

Content hashes

Canonical text50a884fefcab8fcbd07a1f29d15ebbefbbddb1d845f4b4d3da9073426dabeec0
Markdownaadbb4e54535e594ab101b8e82a09d75c99feb4cc9e908a4788a719ca6aeaeaa
PDF
Publication pageade5bd619d07a52405f25da15c736becc823ff29a0d20aac9ec5e9e819b2d9c0
Manifestc9b3e10b6e642c7686666c56c9cf87fb78d3dc71b76b3d1813af44d9a80c738b

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
Signature066MzyAKLAqJM+1+pUJ0cPnSkISyYU86TIYz3SNtwGusfjzT1MAnwvk2F2FYtXE7mwYnNSGScY3di3AWO3OWAQ==
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

2026-09-17T09:26:37.331065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101018
observed ade5bd619d07a52405f25da15c736bec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:37.313690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101018/manifest.json
observed c9b3e10b6e642c7686666c56c9cf87fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:37.296400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101018/publication.md
observed aadbb4e54535e594ab101b8e82a09d75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:37.280120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101018/publication.txt
observed 50a884fefcab8fcbd07a1f29d15ebbef...
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.