OpenTechnical

OT-2026-000023107

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pulsed 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-2026-000023107) never changes.

Identity and time

Publication numberOT-2026-000023107 · never reused
Internal UUID01a0ae70-7266-7b04-bedb-76e6e36a015f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023107
StatusPUBLIC

Content hashes

Canonical text2f23ce19aa0c409662d84a9945888706fa7011f1a58692e83889734192a57048
Markdownd8b0d610995e2efa5bb3dab037778d7c59c19142cf6c89a51f6735913e208ae2
PDF
Publication page116b77f1b8ff2729debc9f2eea04d709dfad30765d70c6ee8b4b5dcccfbde5d4
Manifeste60ba0f1a2258dcc1d54a48ba98a60164c1040a5458ad63e0df615b9bdc66ee0

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
SignaturewPZCPZ3WGgLGnqixbW5DfOT8Qi0iez3+Xj34CMTudM5LX+mnQMJ7V9g3Rd5ztYIcrErnavZa2E2iVbKCySYvBw==
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

2026-09-17T11:51:01.827856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023107
observed 116b77f1b8ff2729debc9f2eea04d709...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:01.811652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023107/manifest.json
observed e60ba0f1a2258dcc1d54a48ba98a6016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:01.792514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023107/publication.md
observed d8b0d610995e2efa5bb3dab037778d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:01.774118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023107/publication.txt
observed 2f23ce19aa0c409662d84a9945888706...
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.