OpenTechnical

OT-2026-000040591

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000040591) never changes.

Identity and time

Publication numberOT-2026-000040591 · never reused
Internal UUID01a0ae79-6d0e-70a6-94c5-4c5a2d6bdcba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040591
StatusPUBLIC

Content hashes

Canonical text8a45486d69e079089c0dcedd612fbc8f64314eda1f431f81ac22888d451859c5
Markdown447a7a68dd11ab2e1c92543edd7b6bf9c0e057ac96d7775bba47a16265e82d9e
PDF
Publication page264073514a16ed402868fbd48d19df9be08aa8f1691c22ebe569df637ede0a85
Manifestaa99a3059d94ebd0e2500b5ae2bc08609709f63179b65c1b6d2b15e1a487d865

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
SignatureLLi6zx2DdMpGmOlnz3v8aZCMxT0IArNiKn0yWmbPSNmL3i9wpmjVfrEzmgT1ypYD2VFEm91bZwNc+wOFP8cBDw==
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

2026-09-17T11:17:45.698189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040591
observed 264073514a16ed402868fbd48d19df9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.679462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040591/manifest.json
observed aa99a3059d94ebd0e2500b5ae2bc0860...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.661806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040591/publication.md
observed 447a7a68dd11ab2e1c92543edd7b6bf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.644682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040591/publication.txt
observed 8a45486d69e079089c0dcedd612fbc8f...
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.