OpenTechnical

OT-2026-000033737

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000033737) never changes.

Identity and time

Publication numberOT-2026-000033737 · never reused
Internal UUID01a0ae75-a390-7fe5-9325-f1ff1e287d4a · 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-2026-000033737
StatusPUBLIC

Content hashes

Canonical text1d0ee90f67af3d2a817fd6be795a5927d797f5bccfbd10d37f21a41685c12cff
Markdown8231a36b24e5cfa096e227bfcdc609eae654a9c8dcbc929a4e77cfa82345d0b3
PDF
Publication page9ad6cc27036a0bcf3c972ea728a205f8e484a989b7ab9048ba94ac9e146d1887
Manifest2f05160264172eba8b3104c91e0b5e9e6d47ef8b2ff0b7b4a7890be819a7da4f

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
SignaturesIHjbC/NkLyhK37TZU1jtYrx2C5Fox9S22KjdJZ7RnH2pORItY1yBUR6J/xnrXv36VLvqIhw1AmAp9coqAP1Cg==
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

2026-09-17T11:31:44.650903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033737
observed 9ad6cc27036a0bcf3c972ea728a205f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:44.631759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033737/manifest.json
observed 2f05160264172eba8b3104c91e0b5e9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:44.613478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033737/publication.md
observed 8231a36b24e5cfa096e227bfcdc609ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:44.593187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033737/publication.txt
observed 1d0ee90f67af3d2a817fd6be795a5927...
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.