OpenTechnical

OT-2026-000017919

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000017919) never changes.

Identity and time

Publication numberOT-2026-000017919 · never reused
Internal UUID01a0ae6e-96fc-76bf-91dd-6b196bcb09af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017919
StatusPUBLIC

Content hashes

Canonical textab987ed0803d267ae212755503a81463811323a81a1d02c52770a4123ebd7bb8
Markdownb42f1bbabb083ed5157e904a8494171697e6494f2b6765a53ce09d687ae1271a
PDF
Publication paged38af36bd09827bdf0a7ecbf693bde2a68e03addf756d3b144549c4e4fd4434c
Manifestdc7d40dd5071d78018b76b9a84e3a403d3ca5b8f4955b15d52dc9da8b36100ab

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
SignatureSBHqNNt1rNhIRhlbUWKMLjFpwhuBPkUSVswpIiji7T8LW5xekDvuTLVFO69MDO33yHS9bhEA4d2+q5QXyhk+Dg==
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

2026-09-17T12:01:54.720019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017919
observed d38af36bd09827bdf0a7ecbf693bde2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.703287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017919/manifest.json
observed dc7d40dd5071d78018b76b9a84e3a403...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.687110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017919/publication.md
observed b42f1bbabb083ed5157e904a84941716...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.670689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017919/publication.txt
observed ab987ed0803d267ae212755503a81463...
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.