OpenTechnical

OT-2026-000097463

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000097463) never changes.

Identity and time

Publication numberOT-2026-000097463 · never reused
Internal UUID01a0aea1-55b3-79ac-bedd-771d53bdbb6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097463
StatusPUBLIC

Content hashes

Canonical textf9b247fbdf8d75cc773f0c89e992adaba0ea8d5de62b8753c285f4ecc0bb8a4e
Markdowna4814cc495813fa32ebc085f39b8db34adf75cbe42f434dfa6f705d4348f35c9
PDF
Publication page1af6c7796bc1316a309514590ba1780f033f43adfd039337202f474d7c9e75bd
Manifest91dc4161173b85b52f130feeb7339bd09d40c3ded430ff5889f4f32477718209

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
SignatureIzM6MV5pdyRgx1iRMWpyixmQF1OechmCYiG+8mQnYWfzMkzFBRrpTYZCUCQGs0x+35F0gPjTrDu2KYs/OkjeAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:19.839721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097463
observed 1af6c7796bc1316a309514590ba1780f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.821033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097463/manifest.json
observed 91dc4161173b85b52f130feeb7339bd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.804036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097463/publication.md
observed a4814cc495813fa32ebc085f39b8db34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.786484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097463/publication.txt
observed f9b247fbdf8d75cc773f0c89e992adab...
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.