OpenTechnical

OT-2026-000093086

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000093086) never changes.

Identity and time

Publication numberOT-2026-000093086 · never reused
Internal UUID01a0ae9e-0910-7c64-a95e-e41acb297e3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093086
StatusPUBLIC

Content hashes

Canonical textae0e986cc5c94b63c9fe6e3754d411a7a02f7628e967c926b5c4421e268cc5e3
Markdown03065a116d8ebac7d37c732d230b726302b9996a172d08432ef1a61e59c9f3ca
PDF
Publication pagea0588cf512cfbfc4cc4834c06f70319f569ddb4a6107393c5e43014e1aced7cc
Manifest4e558354fdb05f06a57500ca60d640158c8a159269dca67fabeb1e1b103397ae

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
SignatureHpcRlkC7o1JV4KRijhzuDr0qF4UvkDd7J6jxdB/DPFgwCAPM5zfjxUDQuF54ZBKQozxzJCx4y/svVej/iuFRCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:20.311372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093086
observed a0588cf512cfbfc4cc4834c06f70319f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.291503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093086/manifest.json
observed 4e558354fdb05f06a57500ca60d64015...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.272528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093086/publication.md
observed 03065a116d8ebac7d37c732d230b7263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.255029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093086/publication.txt
observed ae0e986cc5c94b63c9fe6e3754d411a7...
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.