OpenTechnical

OT-2026-000033565

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-2026-000033565) never changes.

Identity and time

Publication numberOT-2026-000033565 · never reused
Internal UUID01a0ae75-a38e-7a8b-b182-5ee2a8eec5fe · 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-2026-000033565
StatusPUBLIC

Content hashes

Canonical text63750ac54af464b2b17cb335b0f5b0f70e4f89694b93738208423bc0641a603a
Markdown9d24d701473f64883ea5814608cd924ad07d4d45db3aed37623e7a20264fa002
PDF
Publication page051d39fbdf742dc6979c576d7fd1b1374e46e48f43a9035754df4f3a018a7499
Manifest0fd8dd2c0b306bf88b462ba1f5301eff7f1f0966eaa76aeb8b52932be5bb8236

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
Signaturej7Lg3mQ4oiUwt0zlDag5w1NPsbp6/dq4IQDrFQHY3r6wTO+uqng4x4unAUo3o/qcCfiQ3jbFubmf5389j+mGDw==
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

2026-09-17T11:31:26.063704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033565
observed 051d39fbdf742dc6979c576d7fd1b137...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:26.034944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033565/manifest.json
observed 0fd8dd2c0b306bf88b462ba1f5301eff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:26.016545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033565/publication.md
observed 9d24d701473f64883ea5814608cd924a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:25.997544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033565/publication.txt
observed 63750ac54af464b2b17cb335b0f5b0f7...
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.