OpenTechnical

OT-2026-000045160

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000045160) never changes.

Identity and time

Publication numberOT-2026-000045160 · never reused
Internal UUID01a0ae7c-f769-74d9-bf97-0db40ce46157 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045160
StatusPUBLIC

Content hashes

Canonical text2ba1ee50bb35aa724c69145578acaaa5a1ee6b7199afc4091741066a45f22248
Markdown9b71ed1034b61bea039176281bdc199cee7eaa6bc678f5e3efd91657d607b65f
PDF
Publication page80cdbbb3c342645792f1ab7177f5ce426fe4147c7d76b82d695236f528db5c3c
Manifest5f93005e813ac47953ac149db4c3d1cac229f74cb0ce2137ac37fccf18646830

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
SignatureuluINt1zfFt72MACq2u/IyjexP17PnXXHxvUMWDmSK5vf9KDNjaBUcmw9ujQooGScQic/hmte4O/5p620QByBg==
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

2026-09-17T11:10:19.179440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045160
observed 80cdbbb3c342645792f1ab7177f5ce42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.158717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045160/manifest.json
observed 5f93005e813ac47953ac149db4c3d1ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.137809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045160/publication.md
observed 9b71ed1034b61bea039176281bdc199c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.118293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045160/publication.txt
observed 2ba1ee50bb35aa724c69145578acaaa5...
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.