OpenTechnical

OT-2026-000033867

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, supply line 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-2026-000033867) never changes.

Identity and time

Publication numberOT-2026-000033867 · never reused
Internal UUID01a0ae75-a391-7d65-aefa-772bd15e8545 · 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-2026-000033867
StatusPUBLIC

Content hashes

Canonical text321e6db232989e5a5aa33e8035fcfd904dcdc5260646556aa7b72009f8b2394d
Markdowna127d3361398b72fe18724c50f060882fdfe0af685de8d5df1adf5872b91f5a4
PDF
Publication page4f5947941a62fe3df772bfedb721dfd123dcbfdb286cf4a8a0aecb6830453c59
Manifest344a934babd31f106909e7f0b5bdf007e51aa490843716801d2678dd2a0ef1c5

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
SignatureeNNdbC8LGdVWhmOuvjQ3Lg7C6ORYaTkj+xqeiJKDSDasPmNjO5hbzx9eMHuNJV3/sWKvOj7fvjtEKJCG7x4RBg==
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

2026-09-17T11:31:55.928290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033867
observed 4f5947941a62fe3df772bfedb721dfd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.910426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033867/manifest.json
observed 344a934babd31f106909e7f0b5bdf007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.890262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033867/publication.md
observed a127d3361398b72fe18724c50f060882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:55.859877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033867/publication.txt
observed 321e6db232989e5a5aa33e8035fcfd90...
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.