OpenTechnical

OT-2026-000103827

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000103827) never changes.

Identity and time

Publication numberOT-2026-000103827 · never reused
Internal UUID01a0aea4-e463-7bb0-807c-c8ef18ec2d1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103827
StatusPUBLIC

Content hashes

Canonical texta8fccae3058e246a5dab3402f2490ea8ad6c5fcf4983f298e66a996c6bf47cdf
Markdown7bb22b1d2cdbdf7ce037cd3f450c1243b7bbf32ac15075d0c85c93024b1d4acb
PDF
Publication pageef9c2fad49ddbc02c34a3aba8cf0666d2c26cb8f49eabeed764e4dfa0630c31e
Manifest8a79fe463885f6b6733bfe80d182a76a6dec7e12c6ab2f3ea172c1644f73bf17

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
SignaturewuRX/Na+0XcZjfB3a+IixhX9ZilYFA/ka0WQjG4ErNiKFppLrs2t8som7zZskX0QGolAAZ7UEKarkZyTT0gDCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:47.119689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103827
observed ef9c2fad49ddbc02c34a3aba8cf0666d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:47.102600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103827/manifest.json
observed 8a79fe463885f6b6733bfe80d182a76a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:47.086897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103827/publication.md
observed 7bb22b1d2cdbdf7ce037cd3f450c1243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:47.070455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103827/publication.txt
observed a8fccae3058e246a5dab3402f2490ea8...
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.