OpenTechnical

OT-2026-000019830

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump 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-2026-000019830) never changes.

Identity and time

Publication numberOT-2026-000019830 · never reused
Internal UUID01a0ae6f-1fb5-78d6-b6cd-ca78fea0b3c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019830
StatusPUBLIC

Content hashes

Canonical text59959a42a17effcb9ace402d4fa97fe2851fa4e4394e7f4112f438ece94b6fef
Markdown4c49e72519151860623a94d9b47d6936c654f54f5f05bbf02c7933066c85e4a5
PDF
Publication page187193da3b25ffe83c39935040809429f52e75dae249236e47badd5a105022a7
Manifest9ef1ea619196f1fa5f95e11ec63c4f0bcc921464bef0f33e953277f8d4dd2902

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
Signature3wT1VBi6osOab6gcmWjpHqY/uEzDe/cT2KV0IBglMUL6DH6bhp9Y+D14c+nkYgwwXGtaTqdhMYWA/LjCCSGBAw==
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

2026-09-17T11:58:01.413645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019830
observed 187193da3b25ffe83c39935040809429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:01.396061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019830/manifest.json
observed 9ef1ea619196f1fa5f95e11ec63c4f0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:01.378096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019830/publication.md
observed 4c49e72519151860623a94d9b47d6936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:01.360871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019830/publication.txt
observed 59959a42a17effcb9ace402d4fa97fe2...
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.