OpenTechnical

OT-2026-000034023

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump 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-2026-000034023) never changes.

Identity and time

Publication numberOT-2026-000034023 · never reused
Internal UUID01a0ae75-df0c-7359-a1bf-2d0c4d439529 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034023
StatusPUBLIC

Content hashes

Canonical text8d8065ef45c56c31ae841003225294caf8a808249ba9b719398a91307d009f11
Markdown9a47672c6c6909131dde665ea9156bf96ac167c0a861882522e31e1936bd3c2f
PDF
Publication page4c780bbbdeee8c8c66195e7aee444ae9fa019292ca8973798871b97551474b24
Manifest8201135190a8f75995b02d016a359b4f59909ab798807bc131bf21a414dee955

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
SignatureUfm/umc58sQVFFH7wsjDftl07BfPX0dn03nPURtY5rCq8bDltmZAsoPyO3J0Na+GfGN+SYKO9u/a8Gj+AJImBg==
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

2026-09-17T11:30:14.929002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034023
observed 4c780bbbdeee8c8c66195e7aee444ae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.909272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034023/manifest.json
observed 8201135190a8f75995b02d016a359b4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.891453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034023/publication.md
observed 9a47672c6c6909131dde665ea9156bf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.868838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034023/publication.txt
observed 8d8065ef45c56c31ae841003225294ca...
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.