OpenTechnical

OT-2026-000036590

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000036590) never changes.

Identity and time

Publication numberOT-2026-000036590 · never reused
Internal UUID01a0ae77-46e7-7ac6-bdf1-217baa1c59d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036590
StatusPUBLIC

Content hashes

Canonical text2a9a66a079e7200a6607f496243632e5c22727056dacd59fe8f1d00667dd4e8a
Markdownfd3e744377bcc906322fa0add7004debf490332ecfa7478c858e99947f0ae7c9
PDF
Publication pagef0a429feb145f0e52634b37af87556af50ac24604c017dac57c862f523c43153
Manifest7ecb86f7dcf8c1106e2d5921fcdc85d6e3a0d678e49df03f44f2a72b3a90acee

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
SignatureiN7kpErzA0q8pzcluodcB5FH1Y9qnE0xwkSyvx2isc8BRn6ipiNNyagzqhrkxMBEpY1OskKge7gmpsneBynbCA==
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

2026-09-17T11:25:48.898224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036590
observed f0a429feb145f0e52634b37af87556af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:48.881938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036590/manifest.json
observed 7ecb86f7dcf8c1106e2d5921fcdc85d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:48.865239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036590/publication.md
observed fd3e744377bcc906322fa0add7004deb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:48.847816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036590/publication.txt
observed 2a9a66a079e7200a6607f496243632e5...
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.