OpenTechnical

OT-2026-000083119

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum 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-2026-000083119) never changes.

Identity and time

Publication numberOT-2026-000083119 · never reused
Internal UUID01a0ae97-c962-72e4-a90f-471844da0d05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083119
StatusPUBLIC

Content hashes

Canonical text7356c54e83f970f655b8e20024226f8a6ca4c4855bc8352f6778834127ae46c1
Markdown355fb7e0f39e751daa65d219c4efd67fea1a6e8f152b604f8fea83f34b978f19
PDF
Publication pagef35f367670c3d16f936e263615aac48ef7eaf437196fe74f619bfe8841a05c8a
Manifestbadc794bc4f8e8405b0a6be061aa538f4405fabe79b514265c33bb5162f758a5

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
SignatureHV8djoFaE5m7KCd2WzxYJaMkS5wVY0+mT5nA9h+lf1Z16jIfo9IPm0pZnXiuJUxMs3M+Fdyf6UR72Z7TcWYxCA==
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

2026-09-17T09:00:43.405385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083119
observed f35f367670c3d16f936e263615aac48e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:43.385078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083119/manifest.json
observed badc794bc4f8e8405b0a6be061aa538f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:43.365751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083119/publication.md
observed 355fb7e0f39e751daa65d219c4efd67f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:43.339990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083119/publication.txt
observed 7356c54e83f970f655b8e20024226f8a...
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.