OpenTechnical

OT-2026-000033577

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000033577) never changes.

Identity and time

Publication numberOT-2026-000033577 · never reused
Internal UUID01a0ae75-a38f-766c-ac56-14d1c8ae1756 · 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-2026-000033577
StatusPUBLIC

Content hashes

Canonical text175611190de6ab4c3a949d7994527a38197e44513e415b11e6f4637b280489dd
Markdownc3835782f54c2cf0acfcfc850c19508b3153e984b8a3d3fe3abcafa18833e584
PDF
Publication page6a79ec9cdd7844eef1925118f968968206c5daf8bdc504c4f86387b595f129be
Manifest4eea8cf96b5e94670b9aeb7ee81418ddd826421aa11c2274808aef30c40e0a45

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
SignaturedSfgtDGzTyR3rgrtmpw1pC6pP6Eauk4WMo++1f73zBgGqTUD5JYE4Hi6eoDe0oY89b4UwGob9LpNNL+z71aVCg==
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

2026-09-17T11:31:26.967619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033577
observed 6a79ec9cdd7844eef1925118f9689682...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:26.948735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033577/manifest.json
observed 4eea8cf96b5e94670b9aeb7ee81418dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:26.931279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033577/publication.md
observed c3835782f54c2cf0acfcfc850c19508b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:26.910185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033577/publication.txt
observed 175611190de6ab4c3a949d7994527a38...
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.