OpenTechnical

OT-2026-000033320

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000033320) never changes.

Identity and time

Publication numberOT-2026-000033320 · never reused
Internal UUID01a0ae75-8980-79c6-ac4f-238f3c996663 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033320
StatusPUBLIC

Content hashes

Canonical text62916c68fbca3be1f53ab438e77ecc764dcd5d3bba5277620cffe59d7cd74abd
Markdowna517228349f15cad5a224ca7ec80e313275e814ece0a7c37ebc0272545d98ae9
PDF
Publication page5e59bb8e4f90f41a1612bfaa88788b3ffd80a51a4e96e5f7749617b25bb83f80
Manifest978b4ea28fabb1f0bdb93d72952181f131b062787b583a0131e9a5feca8d6076

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
Signature8cU2de7ftGzZ6pfsBvkSYqopGyE2+xfZrhjwikpDoy19x/JWBTZJctmS0cbUXnwwtaApEQV5jLZVB4tINLkqCg==
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

2026-09-17T11:32:04.270980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033320
observed 5e59bb8e4f90f41a1612bfaa88788b3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.253740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033320/manifest.json
observed 978b4ea28fabb1f0bdb93d72952181f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.235030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033320/publication.md
observed a517228349f15cad5a224ca7ec80e313...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.215776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033320/publication.txt
observed 62916c68fbca3be1f53ab438e77ecc76...
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.