OpenTechnical

OT-2026-000015786

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000015786) never changes.

Identity and time

Publication numberOT-2026-000015786 · never reused
Internal UUID01a0ae6e-0c4c-7593-83ea-4443a74f2e9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015786
StatusPUBLIC

Content hashes

Canonical text59633899f5408ee921f027d67c9d28c9b3422a640a80bf4fad56a37895eed81f
Markdown55dc180730977b18a0360a8e0592674f36dbfeccd5eab532c675cd8069ddb508
PDF
Publication page9e1ed188dcb979df4c318a06c9fececcc30808e3798ed1084f2047f702bb2a3a
Manifest7bc9d6f0bdec78e8f2aa6d0b73b309cfaa3e180acbef566c88ad111d378a1e65

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
SignatureZd5fgCLtqHfoqqM3ZKvy13JQuA/3x23lUyxuUymCn46AJk4TdHcWue78qP1nSPnKkl129XIfxHtW4m6Jc201BA==
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

2026-09-17T12:05:05.389664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015786
observed 9e1ed188dcb979df4c318a06c9fececc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:05.373114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015786/manifest.json
observed 7bc9d6f0bdec78e8f2aa6d0b73b309cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:05.355635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015786/publication.md
observed 55dc180730977b18a0360a8e0592674f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:05.335985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015786/publication.txt
observed 59633899f5408ee921f027d67c9d28c9...
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.