OpenTechnical

OT-2026-000025024

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000025024) never changes.

Identity and time

Publication numberOT-2026-000025024 · never reused
Internal UUID01a0ae71-2728-72e7-9a40-ea87beadba20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025024
StatusPUBLIC

Content hashes

Canonical text5b3f4396cbb37a949adaffcd854109be60252a629847aa418c8a938b83673580
Markdown499af2086b655e800d4fc90611d11e3938a630538a93912fe32923a033758c1d
PDF
Publication pagec1568b73542db4c907ddda60e77392a6a5365e9bf7442d21dea931803d591315
Manifestaaca14db8ccc8b776dfe13ae0ad4bc68d3782e74986d17dd3d4897052acd62c3

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
Signature+I5iQ7Mp4+evL360UTuW3uk+i31MiwmZBgk6DgtAzAsOfwhUeltqnbFN8UPzI5h2fYR+TuMhNw39QRFlDZgZAQ==
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

2026-09-17T11:48:25.586178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025024
observed c1568b73542db4c907ddda60e77392a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:25.569318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025024/manifest.json
observed aaca14db8ccc8b776dfe13ae0ad4bc68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:25.551362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025024/publication.md
observed 499af2086b655e800d4fc90611d11e39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:25.532200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025024/publication.txt
observed 5b3f4396cbb37a949adaffcd854109be...
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.