OpenTechnical

OT-2026-000044472

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000044472) never changes.

Identity and time

Publication numberOT-2026-000044472 · never reused
Internal UUID01a0ae7c-39d8-73c2-9fc9-cd3404bf9ab3 · 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-2026-000044472
StatusPUBLIC

Content hashes

Canonical text126454d8033c79bf5d6308022fb35ac1fbe191b892e33be4fd2bedc7ff612746
Markdown51c91d58207eea2527d651cd331bf6bd0ecdaf4ed6ae94fd3650f27b1d72ec06
PDF
Publication page1e51781b4ee3921d262418fc3bbf89bdf7678ab959866d00eee9a4df10b091c0
Manifest43fe87e9d27b25ef2cb4152589dc0f280b6fb8896fe6d62ceb3dee088183039c

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
SignatureWjjrtl3wxLhME9CegCurywEpkxjrbNfQtzdhY4iHvxYOTPurPo2a7Ahm4U/b35sduG1o2av6vMX9r8UrUdtdAA==
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

2026-09-17T08:30:53.524528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044472
observed 1e51781b4ee3921d262418fc3bbf89bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:53.508460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044472/manifest.json
observed 43fe87e9d27b25ef2cb4152589dc0f28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:53.490456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044472/publication.md
observed 51c91d58207eea2527d651cd331bf6bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:53.469310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044472/publication.txt
observed 126454d8033c79bf5d6308022fb35ac1...
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.