OpenTechnical

OT-2026-000024140

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000024140) never changes.

Identity and time

Publication numberOT-2026-000024140 · never reused
Internal UUID01a0ae70-e8c7-759d-8cc6-573289bea83b · 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-2026-000024140
StatusPUBLIC

Content hashes

Canonical textaf3911ff24944e9bf243cb99b8052ae076a48771ce42ef4339ce0227f0626ab9
Markdown04ccc36d726f747097f3a8a6cd7735256502cb3ae86758a3e43a120d847abdb2
PDF
Publication page61fa331b039dabc73305d272fbe43a7c3d8ff6044c23d75edb225c56c2fb68d9
Manifest77519a8fbe5f3917d6b21bfce4a6cbb7af8edf7305e8c375f60ed20ec1f98b43

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
Signature25uMEQsAYEwtDO6WMdQZ3Ea2LgkCQQM3oEVnb+9CAxeDWFrHtjoov0rHi1NilyqegqdUU9xHhLHORdZnz9WzCQ==
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

2026-09-17T11:48:34.349387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024140
observed 61fa331b039dabc73305d272fbe43a7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.328578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024140/manifest.json
observed 77519a8fbe5f3917d6b21bfce4a6cbb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.312152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024140/publication.md
observed 04ccc36d726f747097f3a8a6cd773525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:34.293957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024140/publication.txt
observed af3911ff24944e9bf243cb99b8052ae0...
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.