OpenTechnical

OT-2026-000066179

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, pump 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-2026-000066179) never changes.

Identity and time

Publication numberOT-2026-000066179 · never reused
Internal UUID01a0ae8e-8dc3-79d9-a220-5114611422d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066179
StatusPUBLIC

Content hashes

Canonical text9d9f87de5ccbfa62358d2c27f9ddd6d0994dfb610c48ff01cfeff41e5e44f90c
Markdown3a5a6d204730b2fe34cb776011e4a027ddcf371f141f3ca6bb520e35c5394ada
PDF
Publication pagedbaf2c48eaf56e9a6c27e2c1434afb946c6fe73a6b9ac00f08f0853fc814ee8c
Manifestad3018b83a2efc6ad248dd118ed236a9e39ee5bbbbcf14ba786f0d78be3901b2

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
Signatureu9GH5r4dsNS3ytvnxZu46RmaDbMOAm+qNpnkmDHXaD73pDrux2ytiy2j1Im0bKB8JfrS43bpIm3NMIX3jV+QCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:19.535647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066179
observed dbaf2c48eaf56e9a6c27e2c1434afb94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:19.516460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066179/manifest.json
observed ad3018b83a2efc6ad248dd118ed236a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:19.499507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066179/publication.md
observed 3a5a6d204730b2fe34cb776011e4a027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:19.481735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066179/publication.txt
observed 9d9f87de5ccbfa62358d2c27f9ddd6d0...
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.