OpenTechnical

OT-2026-000063751

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, manifold 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-2026-000063751) never changes.

Identity and time

Publication numberOT-2026-000063751 · never reused
Internal UUID01a0ae8c-f946-7b35-930b-48021a0eeaef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063751
StatusPUBLIC

Content hashes

Canonical text61a9ef697f51ec54f9b40fbf39fa0ac76830122153f19cf3f1f79da9de7c6fa1
Markdown7c4b45016e0208f1ff682f5d9e6f64b91a8d6290f65675f010006a53536b2797
PDF
Publication pagee3ef328f74efea8a4824cb2e795533a803423410ac4f3309b3968308af61bcc8
Manifest4768e7c311bb27926de35c48832d7b67e6ecbfd949115f09301a94d8daac9723

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
SignatureTj6quFMRdaUG1OAlrdzp6mNKKgiQBAyjLVg0OKrJD08uz9knp0UpvvOYGMoFTQcYXVZnrTLPMT04C3yfvipbCQ==
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

2026-09-17T10:37:53.169151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063751
observed e3ef328f74efea8a4824cb2e795533a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.149691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063751/manifest.json
observed 4768e7c311bb27926de35c48832d7b67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.128832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063751/publication.md
observed 7c4b45016e0208f1ff682f5d9e6f64b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.109543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063751/publication.txt
observed 61a9ef697f51ec54f9b40fbf39fa0ac7...
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.