OpenTechnical

OT-2026-000033906

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000033906) never changes.

Identity and time

Publication numberOT-2026-000033906 · never reused
Internal UUID01a0ae75-a392-79e2-835b-a23f0d2b47b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033906
StatusPUBLIC

Content hashes

Canonical text89a3b2086ff1559d74b33659371cf9b3d586e6664403d9669ec1094983084204
Markdown4983519732c2de4f59d740a3234c8d607ea8e46c5b107b053aa4851d4b3c1632
PDF
Publication page8ff5810c2247a3941eee26e497fe96276f975350a9b817c7d0c421bea23fc1bc
Manifeste0d501d269fa11024a5d3f29eed0044ce826bebc216acc7f0e451374be365e4d

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
SignaturerutE+NYK04V38efNG1oxcBKL4oCRcx+7ihWLReS0zu1kcYy0tjqIKh4Dts371p/zLQaS0Vp9AouLXKaKyulQAg==
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

2026-09-17T11:31:59.098062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033906
observed 8ff5810c2247a3941eee26e497fe9627...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:59.076606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033906/manifest.json
observed e0d501d269fa11024a5d3f29eed0044c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:59.060737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033906/publication.md
observed 4983519732c2de4f59d740a3234c8d60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:59.042446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033906/publication.txt
observed 89a3b2086ff1559d74b33659371cf9b3...
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.