OpenTechnical

OT-2026-000075127

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000075127) never changes.

Identity and time

Publication numberOT-2026-000075127 · never reused
Internal UUID01a0ae93-f1ff-769c-b006-dda3d7e50f35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075127
StatusPUBLIC

Content hashes

Canonical text63afa79455a784ebbdec8b696699df86341c13fbcd5beda43b787c85854a29cb
Markdownc74dfc3b08cfca7c107ceec41cd950a51132fa302f071576894c6f955b8e77c7
PDF
Publication pagea3db9bcd98199d75ca5b95704a7edffc60089268ecb66b25280a9a57291e2108
Manifeste4accd3babe425195c09c2d2011bbfb9f24d2bf5b5bd2452506fd525806e4eed

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
Signature+pTnQGjuW7Ldq0YfalAmXqcIP0ErHaIdY1Sw4cfYIucCnh3OrKupnnmYKdM8uz1HZ+k1d8o76kcbvgNyHFW9Aw==
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

2026-09-17T10:20:20.600739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075127
observed a3db9bcd98199d75ca5b95704a7edffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:20.578910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075127/manifest.json
observed e4accd3babe425195c09c2d2011bbfb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:20.555468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075127/publication.md
observed c74dfc3b08cfca7c107ceec41cd950a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:20.527223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075127/publication.txt
observed 63afa79455a784ebbdec8b696699df86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:21.289311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075127
observed a3db9bcd98199d75ca5b95704a7edffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:21.271986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075127/manifest.json
observed e4accd3babe425195c09c2d2011bbfb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:21.254562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075127/publication.md
observed c74dfc3b08cfca7c107ceec41cd950a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:21.235014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075127/publication.txt
observed 63afa79455a784ebbdec8b696699df86...
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.