OpenTechnical

OT-2026-000033451

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000033451) never changes.

Identity and time

Publication numberOT-2026-000033451 · never reused
Internal UUID01a0ae75-a38d-7f42-8793-8e1494922634 · 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-2026-000033451
StatusPUBLIC

Content hashes

Canonical text695346072f492d6bd51360efb8ae6891b209bb8131425e0ed81bf4ffeeb2f679
Markdown2173161de29ee832f840855d2c173306dd1553c5f7aa688e7b3f274856fb7d60
PDF
Publication page294c36c387a2496d9d2e3611e56c508888f9cde23a2f57e2588a9d7228b7bdee
Manifest2ee1daee5fef73d5f1b829da4969d84321225c2f4acc94ae6912287a73ffece8

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
SignatureNl9QI9O9g0mJgy5AOPDP2v96xCTN188alPh7MHPy88X0mV2gI1LE4SoeEytuBs5yl5pY8gGCf/UO4cXqCwx+BQ==
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

2026-09-17T11:31:17.162460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033451
observed 294c36c387a2496d9d2e3611e56c5088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:17.145400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033451/manifest.json
observed 2ee1daee5fef73d5f1b829da4969d843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:17.125661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033451/publication.md
observed 2173161de29ee832f840855d2c173306...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:17.107696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033451/publication.txt
observed 695346072f492d6bd51360efb8ae6891...
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.