OpenTechnical

OT-2026-000024633

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump 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-2026-000024633) never changes.

Identity and time

Publication numberOT-2026-000024633 · never reused
Internal UUID01a0ae71-2725-74c2-a309-57f33af09779 · 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-2026-000024633
StatusPUBLIC

Content hashes

Canonical text42e505af7a87e5270384654490fb8b7327a4a9bfb7b23b93fac21d4f966b56d8
Markdown2ad69015fc167165633c2667b632f74035b318ea99e84ca2f1071a4ab424f969
PDF
Publication page1fbdeff06e7a3684a46ddb42ea73d2d62377bb4c29a43982a3e44d49820cf807
Manifest1c3de3afae0491e49a6538f9c750ea1ac2c15931f35285b53470bf583940c89c

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
SignatureS8f9y4wrMPLoZSie9hCiTWsFda0lXFlscTzVj2bED0UAGcm6HDxIHKjtF3WvYvDOdFGS9XQxmS4znVGSLQy8BQ==
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

2026-09-17T11:47:49.447237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024633
observed 1fbdeff06e7a3684a46ddb42ea73d2d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:49.430088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024633/manifest.json
observed 1c3de3afae0491e49a6538f9c750ea1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:49.413841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024633/publication.md
observed 2ad69015fc167165633c2667b632f740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:49.396193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024633/publication.txt
observed 42e505af7a87e5270384654490fb8b73...
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.