OpenTechnical

OT-2026-000024180

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000024180) never changes.

Identity and time

Publication numberOT-2026-000024180 · never reused
Internal UUID01a0ae70-e8c7-7c2f-bd00-21f480eba8a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024180
StatusPUBLIC

Content hashes

Canonical texta8a023819550b15aadeb6db32a7459f401db112fd5e9d1d859e6805a0a146e99
Markdownc7e96ed1a4508babe6c78d3f1607fbf7d5b43f8d50ed2b27af052bfa42f5c424
PDF
Publication pagedd79f838c7f7daa21c578c180047a30e56c657d3d3fe77846160a5fdda6bd2cd
Manifesteb8559bc409e71b0b4950cd2ec199fa3ea8adb0270c3d528dbca8d3d76d038e6

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
Signaturew21kALs3/ng28d4JJaElBLjuYy1O1TUm7Y7F/60eA/jjSxJy3JG5spOPzc7eGHYVwnlvi0h1ivZhWIdhgvfsBw==
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

2026-09-17T11:48:38.115212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024180
observed dd79f838c7f7daa21c578c180047a30e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:38.098502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024180/manifest.json
observed eb8559bc409e71b0b4950cd2ec199fa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:38.079910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024180/publication.md
observed c7e96ed1a4508babe6c78d3f1607fbf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:38.062594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024180/publication.txt
observed a8a023819550b15aadeb6db32a7459f4...
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.