OpenTechnical

OT-2026-000048963

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, pressure sensor per zone, 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-2026-000048963) never changes.

Identity and time

Publication numberOT-2026-000048963 · never reused
Internal UUID01a0ae81-134c-7472-9640-ca799207a809 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048963
StatusPUBLIC

Content hashes

Canonical text9b958fae30fd55bb6889e192b537cc343fa5abc12d58d4e089cba0c2889dd5b7
Markdown8ee768a2758e6aed53c40368f4ee69fe8f6d3d7bc82f0a890aae2d7284c09eec
PDF
Publication page8fe8b28978df94fea74a068fe303198c501cbf46711003fa965a7b8f481cb718
Manifestdd1b0c816e708ac47b548f9515976393695124ff7f705b2b980ca9f6ccb65d5e

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
SignaturefFWznf9iig4oGBX7El0y95OUx0V5ppr+WHCQWnxIHC0DPjTqY3dMx+MYUF3skk71yN7yJlwYglW4InsKzdgtCQ==
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

2026-09-17T11:03:09.647468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048963
observed 8fe8b28978df94fea74a068fe303198c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:09.628378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048963/manifest.json
observed dd1b0c816e708ac47b548f9515976393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:09.608159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048963/publication.md
observed 8ee768a2758e6aed53c40368f4ee69fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:09.587104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048963/publication.txt
observed 9b958fae30fd55bb6889e192b537cc34...
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.