OpenTechnical

OT-2026-000025711

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000025711) never changes.

Identity and time

Publication numberOT-2026-000025711 · never reused
Internal UUID01a0ae71-9bca-730a-970d-410f6265c0c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025711
StatusPUBLIC

Content hashes

Canonical textf2d6ce97c5d135fcd4c7bed9fb9f935821db7cfd144ede18957a2cc2e13dfabe
Markdown6b8c8195a844d61b593f800bb3f1808e55ad767f96bd3b69d1e5c42c352c305c
PDF
Publication page6b505e355382884555c41701da116c217e16006bc8ea04847260c2b3c18c2317
Manifest6765dab8e2852e57ea2cd9f04d8b1606b8b1f09c0ea9e90d8f0688f4698dbdb6

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
Signaturex47GFuU0zLHji/KjWNQuOSkwXbzwHD67NZOmIR9GLKO02+FfuFIWpBUyZIDEDEnmXw/1npys0KzFfNS3DDmoAw==
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

2026-09-17T11:46:47.490982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025711
observed 6b505e355382884555c41701da116c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:47.474569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025711/manifest.json
observed 6765dab8e2852e57ea2cd9f04d8b1606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:47.456906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025711/publication.md
observed 6b8c8195a844d61b593f800bb3f1808e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:47.436707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025711/publication.txt
observed f2d6ce97c5d135fcd4c7bed9fb9f9358...
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.