OpenTechnical

OT-2026-000044570

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044570) never changes.

Identity and time

Publication numberOT-2026-000044570 · never reused
Internal UUID01a0ae7c-39d9-792f-bd6b-399a55190a61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044570
StatusPUBLIC

Content hashes

Canonical text32a3b4355858af8dcce62c7c2ae561363f2dc386e2b73e6186a7e1b8e71cd0a0
Markdownd023cf8f0ab4c189a8ce0d0d968686dcdc4208a18be584ea45feb358f7064efa
PDF
Publication page12451fcd9d040f00976d4dc91207b921d2c62be1a66237e557dd4fcf38da5bb4
Manifestb9320336109abd4e20a217b35ba5bf6b416da620b1df3817ab0044eb976682d7

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
Signatureakg61mE91DEb4pDa57Hj3kyx5SFfSmcQBATyNCa4ovueJbPXvqRj4iI+lHf4+COHxD+kbudjcSOd1VCqft/XCw==
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

2026-09-17T11:11:45.891007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044570
observed 12451fcd9d040f00976d4dc91207b921...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:45.871619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044570/manifest.json
observed b9320336109abd4e20a217b35ba5bf6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:45.854926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044570/publication.md
observed d023cf8f0ab4c189a8ce0d0d968686dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:45.836131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044570/publication.txt
observed 32a3b4355858af8dcce62c7c2ae56136...
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.