OpenTechnical

OT-2026-000035855

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000035855) never changes.

Identity and time

Publication numberOT-2026-000035855 · never reused
Internal UUID01a0ae76-b4c9-7df4-9fe9-494be6a3d467 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035855
StatusPUBLIC

Content hashes

Canonical text7a2041ccb4252eb1ad0e93be4c6b65d1a430b1b69d2d38d14ca850f6b7bf51c5
Markdown9d714c55fbbee87a55183aa7d2c8cd1d0a720ee55751b456293afd79eaf1d29a
PDF
Publication page66f101f7a17fbf137ff5c3c9794241f08944f70a09dc8f104823f4ec7ec54af9
Manifest905476e41a33ac5fde64f37da43f2967d309a62978d4b1a956266cb06699f32a

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
SignaturewzJOvn2Cp15TNkkIesIPYUUUTvqmKtBC3zyYV6wyBWMeBQnbzpGJ5ao3xEbOfYqo3wFA83nSi0UMBhYoum6yCw==
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

2026-09-17T11:27:35.295040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035855
observed 66f101f7a17fbf137ff5c3c9794241f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.276720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035855/manifest.json
observed 905476e41a33ac5fde64f37da43f2967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.256752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035855/publication.md
observed 9d714c55fbbee87a55183aa7d2c8cd1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.238093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035855/publication.txt
observed 7a2041ccb4252eb1ad0e93be4c6b65d1...
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.