OpenTechnical

OT-2026-000024071

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000024071) never changes.

Identity and time

Publication numberOT-2026-000024071 · never reused
Internal UUID01a0ae70-aed7-741e-87f5-70c38cb819bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024071
StatusPUBLIC

Content hashes

Canonical text6d62dc39d1eae8f9c4ae7a98d1bf64df87af11d491d1a21083efdfb8f53795ec
Markdown666f59aa9982070f67e8b74b487f6746198f97b85ade09852b051dc54ed30ca0
PDF
Publication page91741c51c61e58e55eb56fe3cffb63dbd58e657aa17d36c4ad784e2d9e0037a0
Manifest6eed3fb1160ae791de15ea07f3b0f68d024e99e466f3a2e1d8772d8d13ad2798

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
Signatureodxj9SQO0ufJgENF+7ogNi7sU66pSg4MyXe8TarvJGdkBNaXSbRv7sf/cho9p2DnKPOKHJMBSC6zxdiqueixCA==
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

2026-09-17T11:50:58.983043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024071
observed 91741c51c61e58e55eb56fe3cffb63db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:58.963554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024071/manifest.json
observed 6eed3fb1160ae791de15ea07f3b0f68d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:58.945186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024071/publication.md
observed 666f59aa9982070f67e8b74b487f6746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:58.927957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024071/publication.txt
observed 6d62dc39d1eae8f9c4ae7a98d1bf64df...
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.