OpenTechnical

OT-2026-000082619

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, sustained 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-2026-000082619) never changes.

Identity and time

Publication numberOT-2026-000082619 · never reused
Internal UUID01a0ae97-8cc8-7866-9f45-850c9df7f945 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082619
StatusPUBLIC

Content hashes

Canonical textc8a4a66151f79cc8c3e5226d6cf1c96b9d671874b8bd80365cb8fd9e44cf928a
Markdown18eb4abbdf0591ff428a991486bdfca9c9cd5ba99079fd6508178e10018e6770
PDF
Publication pagedd5c54421a0f31b934e878d9c77b9637cf562f42cba18e4a7a774c5906acaa63
Manifest125dac7322f67f34935c0b617655e376bc529da18fdcbafe773aa1a818407e0a

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
Signaturegzbxmx1EOalfW4Jt/4KK+5JinYBTmY+HTunBlkJo40VkoSY/uPOtfHvh6x+55555jbfBCR96GYey92kPQ13bBA==
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

2026-09-17T09:58:03.934996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082619
observed dd5c54421a0f31b934e878d9c77b9637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:03.918484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082619/manifest.json
observed 125dac7322f67f34935c0b617655e376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:03.901642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082619/publication.md
observed 18eb4abbdf0591ff428a991486bdfca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:03.885276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082619/publication.txt
observed c8a4a66151f79cc8c3e5226d6cf1c96b...
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.