OpenTechnical

OT-2026-000054011

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, 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-2026-000054011) never changes.

Identity and time

Publication numberOT-2026-000054011 · never reused
Internal UUID01a0ae85-b3a7-7dcc-ac58-361df7349c5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054011
StatusPUBLIC

Content hashes

Canonical text114b6d09ba348139eea904b913dd72ac7d54dd65b86592973893a30215e482d0
Markdown2a2550cf78fcfbebfc501fab5eac76433690dcfeab1b4ac254e8e558cd704582
PDF
Publication page9cf7d473828bbc3ed02f0665df801ef66b983f198f0cab70001174b70fcb5057
Manifest213e1749993bbff3dd89f2026035fe62b5d6b259e956aabb1ce48b18db5f7f08

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
SignatureSqE9Y3htz3+7plpbSAuHPE6Aw5SpXFQoPut3lXM1jkf6cNI9gYK17NiwzBT6yM/hZo4y6zhJOK74wsy2QeofBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:21.132499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054011
observed 9cf7d473828bbc3ed02f0665df801ef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:21.066861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054011/manifest.json
observed 213e1749993bbff3dd89f2026035fe62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:21.028776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054011/publication.md
observed 2a2550cf78fcfbebfc501fab5eac7643...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:21.000588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054011/publication.txt
observed 114b6d09ba348139eea904b913dd72ac...
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.