OpenTechnical

OT-2026-000007340

Publication integrity record

Vacuum cup gripper, per zone isolation, pump fed, contact triggered on the face, rubber cups

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-2026-000007340) never changes.

Identity and time

Publication numberOT-2026-000007340 · never reused
Internal UUID01a0a97b-515b-7d72-9a00-58d81c86e5de · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:10:26.397866Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007340
StatusPUBLIC

Content hashes

Canonical text1d663bcdb26ff8202e710a5a42821962e1759785729bcebe0d02889e308a559d
Markdownee9dba6183882eb0405f0fd3d4e31a920b3e54f36970cfa81240830c20c66d7a
PDF
Publication page8824c19e46628a20ef53bea6c57b817d641dcafd33b83b2a1d53864648a5c0fc
Manifest17dcdb35cf506769ed7628cb563e915aae975d0eb2ca48f2aca61698af458da7

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
SignatureCV5SmdCoTQ/3ssMvQJL4BF8EZiK6JCnT8g8K2b9ah3SgSmvTIyjB9HJ1Klabfs5SAnUIaoy5AbUDeCvxA6T9Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:10.815852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007340
observed 8824c19e46628a20ef53bea6c57b817d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:10.803704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007340/manifest.json
observed 17dcdb35cf506769ed7628cb563e915a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:10.790710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007340/publication.md
observed ee9dba6183882eb0405f0fd3d4e31a92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:10.778700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007340/publication.txt
observed 1d663bcdb26ff8202e710a5a42821962...
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.