OpenTechnical

OT-2026-000062571

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000062571) never changes.

Identity and time

Publication numberOT-2026-000062571 · never reused
Internal UUID01a0ae8c-0ac1-7665-b9fd-cacb24054ad9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062571
StatusPUBLIC

Content hashes

Canonical textcafc6c37165a3e168af4a88fd91f77ffd914bec0b105b757ac0aae963c31a640
Markdowne862a1f47c513b99a59be1cebcbf08042788ee4977b1e12ae15306aac30b0523
PDF
Publication pageecd89cbf620da50cec950824100642e309dd8ad5f4d2823bc460e97fd6152bce
Manifest8a5c1de141128be3df3a739070da76ccbda53d83cf9226361b5a491d0af2aa81

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
SignaturemsFfftEZruBkMtt5lsu/E28Viims6uKJG7NqrYjmiU1n+ySNMNKx/mD0DVG37N6fnuMh1+aBDHw89v3a+y6xDQ==
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

2026-09-17T10:40:03.291480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062571
observed ecd89cbf620da50cec950824100642e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.271725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062571/manifest.json
observed 8a5c1de141128be3df3a739070da76cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.253727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062571/publication.md
observed e862a1f47c513b99a59be1cebcbf0804...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.233033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062571/publication.txt
observed cafc6c37165a3e168af4a88fd91f77ff...
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.