OpenTechnical

OT-2026-000092056

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000092056) never changes.

Identity and time

Publication numberOT-2026-000092056 · never reused
Internal UUID01a0ae9d-43bc-7802-ade9-87fb35c4a22d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092056
StatusPUBLIC

Content hashes

Canonical texta9f435e08deb29138da1b195019e40614dbd2f2d491719fcc16da4778d9852e4
Markdown248393704d86f6cffcead1122adcb343293e11aa464a1e20925fdebebb45164f
PDF
Publication page1f7412332ca3998a0c749fcde3c77a3c01a77f22bbadc2c9ece181c950ab1ded
Manifest3768eb2852be31530c64dc4a3af9907071f925d7c65844d145d79615996bb4ec

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
Signature7nTFYK1++1lOsgrc/gz69wHyy5BRKGF+TQyNNGyv7ye4wotMtj/eZ+1hPk5EcPARPrcWZ8vyF+FbIhltjKU+AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:43:09.325538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092056
observed 1f7412332ca3998a0c749fcde3c77a3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:09.304399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092056/manifest.json
observed 3768eb2852be31530c64dc4a3af99070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:09.285101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092056/publication.md
observed 248393704d86f6cffcead1122adcb343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:09.261011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092056/publication.txt
observed a9f435e08deb29138da1b195019e4061...
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.