OpenTechnical

OT-2026-000044402

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044402) never changes.

Identity and time

Publication numberOT-2026-000044402 · never reused
Internal UUID01a0ae7c-39d7-70b1-bb31-2eaee82c44b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044402
StatusPUBLIC

Content hashes

Canonical text71dc341da1712560ad35549af71039d2b83df08a8d6d1de306b046dbafdc4dae
Markdown31aaea2657320571378aeaf21aa4e3d82465cd25339514b0f74ce71fdb86446e
PDF
Publication page3973eada32b9a7cd7dfb9ba360a26e80d7dcf539907827fe98ac99bbf1ad52b9
Manifest9fc4df12403983cb5b4f9b532e4af138d96eb7b3b9172f0012a38e9d5915ab0d

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
Signature5ldEGcgU80DqqrlDUh05DwL/F+OMYXvmU+evYHO17BBUML8kj7K9aV4WAZvh+khit34OcBbrhDNo1FD9mO5cAQ==
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

2026-09-17T08:30:39.529905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044402
observed 3973eada32b9a7cd7dfb9ba360a26e80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:39.510554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044402/manifest.json
observed 9fc4df12403983cb5b4f9b532e4af138...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:39.491884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044402/publication.md
observed 31aaea2657320571378aeaf21aa4e3d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:39.475862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044402/publication.txt
observed 71dc341da1712560ad35549af71039d2...
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.