OpenTechnical

OT-2026-000069032

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000069032) never changes.

Identity and time

Publication numberOT-2026-000069032 · never reused
Internal UUID01a0ae90-6dce-7493-9099-46edf49a221b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069032
StatusPUBLIC

Content hashes

Canonical text00a6ec3cc412ddfc22cf71515efba072699323b900df1365d61eb88fba6328b3
Markdownb441e058d4d536542230802ab6cffe4ba6d4bf3afb6de608db287632bd1f6650
PDF
Publication page9558a7f07f610a2c217de29e5dbba17d3c8adad6276e6c2f86de15cfa9761ed3
Manifeste7d0aa03540f6c9e612b30195c4c71744806ae740d95ec682fa5891fa272a38e

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
SignaturelUnWcZXo9JDwHuxgFwaKT0tkhlJS4ldukQaTFHe1I5GBcY/V3Q5Iv5Gc6Kzo1GQ89h/h4QlhMZoKaBPlEaxeCg==
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

2026-09-17T10:28:53.286645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069032
observed 9558a7f07f610a2c217de29e5dbba17d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.268382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069032/manifest.json
observed e7d0aa03540f6c9e612b30195c4c7174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.249622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069032/publication.md
observed b441e058d4d536542230802ab6cffe4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.232859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069032/publication.txt
observed 00a6ec3cc412ddfc22cf71515efba072...
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.