OpenTechnical

OT-2026-000038774

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000038774) never changes.

Identity and time

Publication numberOT-2026-000038774 · never reused
Internal UUID01a0ae78-769e-7987-8691-d64ac7c658da · 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-2026-000038774
StatusPUBLIC

Content hashes

Canonical text3d531a6ae319287c7b98a22f2864ee4fde99e7a89d5272943d5a4880358080d7
Markdownf98b64daaaedcdda676980129946b358d97d2ef691eb7bb7e86088b9391f9b1e
PDF
Publication page4937587d0fade9c4ca713970cf30e29c29255f82bab4cc5d9a006319a411bee7
Manifest3fadfbbf0e4b5e768850ee5f728215d2523b741caa9d55f0e2abd1c7e7315f2a

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
SignatureGZ80JcHk+7+Q3FsXmU0/lLwbcY2PWXtU1k0+QjfojEdzSHEvA38P5wTyG0Ma4JKoFndTsxsTary+/SbmSDUQAA==
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

2026-09-17T11:21:19.161660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038774
observed 4937587d0fade9c4ca713970cf30e29c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.141130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038774/manifest.json
observed 3fadfbbf0e4b5e768850ee5f728215d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.108440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038774/publication.md
observed f98b64daaaedcdda676980129946b358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.037214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038774/publication.txt
observed 3d531a6ae319287c7b98a22f2864ee4f...
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.