OpenTechnical

OT-2026-000030566

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump 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-2026-000030566) never changes.

Identity and time

Publication numberOT-2026-000030566 · never reused
Internal UUID01a0ae73-e505-7248-84a8-2a934de4b868 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030566
StatusPUBLIC

Content hashes

Canonical text28814c8ee8d6bba2c45d54d14347f12a0d77594e3ea74784becb09581463d0a3
Markdown65ea8bde0659609ff1168de2d262d624d7f0991cddf67a7d7b164e688843308b
PDF
Publication pageaf0a3f50244341650a093aac67421e64d8419c61033f2d46576f275144e39e09
Manifest1d8749295758e2a17d9da5522b8e40ab9049260b5da15e42a2aa7c8a8e933574

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
SignaturebwJgqB1qEXuArCwgIP+7aGfyOhP2J5wZGXyZNSIBUxGMt9+Uku7xWNU5ogCwdK9GpcAot788+JK/+UmWFG9cDA==
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

2026-09-17T11:38:26.320269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030566
observed af0a3f50244341650a093aac67421e64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:26.301818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030566/manifest.json
observed 1d8749295758e2a17d9da5522b8e40ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:26.284139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030566/publication.md
observed 65ea8bde0659609ff1168de2d262d624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:26.265717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030566/publication.txt
observed 28814c8ee8d6bba2c45d54d14347f12a...
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.