OpenTechnical

OT-2026-000049095

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000049095) never changes.

Identity and time

Publication numberOT-2026-000049095 · never reused
Internal UUID01a0ae81-134d-78be-b39d-f73bc0009a00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049095
StatusPUBLIC

Content hashes

Canonical text23fb67d7123519592b9f54f740c9439993f94d7618ae4dda5c4e5d49bd67f33f
Markdown974e1428dc42b4e7c7accc1cab344bd03412cec829eb9477367b55e9b8176094
PDF
Publication page8946268eb02d1dd62c4ebde6abc33217579d13fb7ed959c251b7dadb5648664c
Manifest9e1122f4472a26e081516b51f85c6d0dd8b3334f7226046833fb0477ec4eda92

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
SignaturejLNOChp+wRMMWzXqPh2GNjiF+dazUXWBwJegouULLKCxTtgbOWgFIPI9OMcWTwcwbXVspa3ezXHA7GNVoqWFCg==
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

2026-09-17T11:03:20.834109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049095
observed 8946268eb02d1dd62c4ebde6abc33217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:20.806924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049095/manifest.json
observed 9e1122f4472a26e081516b51f85c6d0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:20.780087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049095/publication.md
observed 974e1428dc42b4e7c7accc1cab344bd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:20.756937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049095/publication.txt
observed 23fb67d7123519592b9f54f740c94399...
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.