OpenTechnical

OT-2026-000038722

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000038722) never changes.

Identity and time

Publication numberOT-2026-000038722 · never reused
Internal UUID01a0ae78-769e-7137-9aac-badc47e1c12a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038722
StatusPUBLIC

Content hashes

Canonical text0aa936da05ee6aac9f25b6006772934f118f5bcb983c6d3b70f8f65fa1b02700
Markdown241f6e855bfa55998cac93e8f4e95199bb896f257909b567a7f3c3fffeeef6fb
PDF
Publication page8e19765f4581755e061c5bdfee8ec15ac7d00965204295500a90283709d2ef6e
Manifest7371e2af5edd368a5af5d9f27ae5496651be8b0fbf2cc1150f5e4e843faf8f9d

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
SignatureTVBH5En0+1bIu6qnnHv3lRy8dEwKBNATW+C9PYHFjZvKjecsXuu/yUY08aOeLnHxD1djwTqb7XVgpGXHgnIcAw==
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

2026-09-17T11:21:15.090664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038722
observed 8e19765f4581755e061c5bdfee8ec15a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:15.071312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038722/manifest.json
observed 7371e2af5edd368a5af5d9f27ae54966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:15.053974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038722/publication.md
observed 241f6e855bfa55998cac93e8f4e95199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:15.034560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038722/publication.txt
observed 0aa936da05ee6aac9f25b6006772934f...
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.