OpenTechnical

OT-2026-000083046

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, vented after 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-2026-000083046) never changes.

Identity and time

Publication numberOT-2026-000083046 · never reused
Internal UUID01a0ae97-c961-73af-96c6-a5b19881a0cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083046
StatusPUBLIC

Content hashes

Canonical text544ff5c808833db1c2c491f584689f561998b2f1cd882cdc225745487887f8a0
Markdownff8b4cfd9aa5c2b016e3f6baf47bfd49fb5c9c81ec45e8eed110e6e4c9e920b8
PDF
Publication page8bf0049ccb67643ccab531378acee6eb151cf2be4f3fb55d48be42efd4ea5df5
Manifest046a15cdee16e8ea03bec3ab2ade09bd774be5569783424aad6b19505d3bb79c

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
SignatureLJuSSfbMANcmlawY4Tyw+tK8n3C3vGw8Dq3iU4XTlXS0gvT3Vn08P1kaof9K9C54mVeB68PhIDmn+Sorv9YYDA==
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

2026-09-17T09:00:25.342825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083046
observed 8bf0049ccb67643ccab531378acee6eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:25.323141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083046/manifest.json
observed 046a15cdee16e8ea03bec3ab2ade09bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:25.179890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083046/publication.md
observed ff8b4cfd9aa5c2b016e3f6baf47bfd49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:25.160652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083046/publication.txt
observed 544ff5c808833db1c2c491f584689f56...
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.