OpenTechnical

OT-2026-000017902

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000017902) never changes.

Identity and time

Publication numberOT-2026-000017902 · never reused
Internal UUID01a0ae6e-96fb-763c-b4e9-4a5c6c070a09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017902
StatusPUBLIC

Content hashes

Canonical text7cd856f5628c6dc3d717aaa1c3061a16dd29ca5c66bcfe6fe8cc560a89d125a6
Markdownfb5f1770c6d5225eb75f9dddd9d4e67fa1d0c00786ea2047871a311b5210ec7d
PDF
Publication page912c07866b18c67f192620e5d35bdd778e8446bf40ecb634fa7275e2452c1b53
Manifest350d1433621c99968c9ec505cbef5934b570b8d42fcc0d591c26debf891f29de

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
SignaturezQqPh5J+qARVZYRJ/5ziC4SCzJAtRJdtYV7ddnR3EPed6HB+BrktdgV72pxYWkhTqzZ7Umrcgl0YrpXK12M4Bg==
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

2026-09-17T12:01:53.552657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017902
observed 912c07866b18c67f192620e5d35bdd77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:53.536674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017902/manifest.json
observed 350d1433621c99968c9ec505cbef5934...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:53.518866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017902/publication.md
observed fb5f1770c6d5225eb75f9dddd9d4e67f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:53.500628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017902/publication.txt
observed 7cd856f5628c6dc3d717aaa1c3061a16...
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.