OpenTechnical

OT-2026-000015150

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line 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-2026-000015150) never changes.

Identity and time

Publication numberOT-2026-000015150 · never reused
Internal UUID01a0ae6d-ef47-7d1b-8ace-5e32e4869c03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015150
StatusPUBLIC

Content hashes

Canonical textba72269d800ba83a68474f36a818c2709f04c41d1d9c921549271c11d9706d4c
Markdown5c886283f31fec3040283c03bc40374014d378558aeb12f4ba29984dbabb7a37
PDF
Publication pageaac0ae70b9ca730d5437894d341fd815ef5da385bb5798a9531350310694af74
Manifestd427e6d2195e7062c6363e06cccd7717e618805fc28a228e2cf2d508a40eda75

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
Signatureho1AHb5rn9NZLKlzWgIMBInBtoEJW/tySpcHqZt5+yaGsSDFkrihh3Wec9/sK0XArilSTJEiyq6OIZrsDjnmCg==
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

2026-09-17T12:05:45.514859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015150
observed aac0ae70b9ca730d5437894d341fd815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:45.493299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015150/manifest.json
observed d427e6d2195e7062c6363e06cccd7717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:45.467656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015150/publication.md
observed 5c886283f31fec3040283c03bc403740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:45.440862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015150/publication.txt
observed ba72269d800ba83a68474f36a818c270...
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.