OpenTechnical

OT-2026-000041107

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000041107) never changes.

Identity and time

Publication numberOT-2026-000041107 · never reused
Internal UUID01a0ae79-b142-773c-8dad-a64c1386594e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041107
StatusPUBLIC

Content hashes

Canonical text0595b167dc2817636b05a867ae31a57ff565d9915557d1d28b15dcb466a93f05
Markdown7c72c855e706aa20b87e9b4b2001247404fcf2b6d6bada31d45a0b24de330aba
PDF
Publication pageaacbec0949ba88475780198a963c517a3dffb8e2199e881ffc1777b353f4a3f0
Manifest2ec76f02d32276506186ee9c4dc7b1d0c5b1f93fa1469f9ecf79f17711c1c610

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
SignaturegEjQz6DvQ0tkHP852D1hJZUwwx7ulcRScEtQy2sIjEijpVZCv9m6+MoawMkMkqxXrHv9/d/a40/L8yGthpiMDQ==
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

2026-09-17T11:17:01.679568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041107
observed aacbec0949ba88475780198a963c517a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:01.661398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041107/manifest.json
observed 2ec76f02d32276506186ee9c4dc7b1d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:01.641865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041107/publication.md
observed 7c72c855e706aa20b87e9b4b20012474...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:01.624933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041107/publication.txt
observed 0595b167dc2817636b05a867ae31a57f...
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.