OpenTechnical

OT-2026-000011334

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000011334) never changes.

Identity and time

Publication numberOT-2026-000011334 · never reused
Internal UUID01a0ae6c-88fe-7448-8293-0352b6faca3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011334
StatusPUBLIC

Content hashes

Canonical text411036f9c8547aedaed3bda5f0f8c49fd4d53402aabeae7b9ace87507793c5a5
Markdownc63c96dd6b9bcd48bc793a42b8adb102deca3c6c397d342b21f277ad1fdab6ef
PDF
Publication pageccd2f9bb74eef683b897bf41c127fa3e6c1bf55c7507efaa77ba1929fd41aac8
Manifest61503b8d1447f98908a756b1e696bc80c36eefca42c6b8418edf91f6dbc30bf3

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
SignatureHTVmCY6hJr6GjusIWYW/bo/vaRL4G+93CKGwDzXVjxdrTqAYVv8pgo+zN3rZJLes5YB58MffAe4GASCEeCYXDA==
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

2026-09-17T12:13:03.619990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011334
observed ccd2f9bb74eef683b897bf41c127fa3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:03.598951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011334/manifest.json
observed 61503b8d1447f98908a756b1e696bc80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:03.580741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011334/publication.md
observed c63c96dd6b9bcd48bc793a42b8adb102...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:03.561775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011334/publication.txt
observed 411036f9c8547aedaed3bda5f0f8c49f...
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.