OpenTechnical

OT-2026-000100956

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000100956) never changes.

Identity and time

Publication numberOT-2026-000100956 · never reused
Internal UUID01a0aea3-c377-7642-8fab-692524282d8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100956
StatusPUBLIC

Content hashes

Canonical text9f808039a23b5b3e61bfd3c682fde00dd6a57d57f26609ee737b5aa065f3e25a
Markdown729c107e7090bd4fb67173372b14528a7f400e1651cbe3bb2af3415e20624492
PDF
Publication page0bd342ddc54f4ecaebc493c76d25b1afbe7dd7dc4c9a1e9b896b1855dc16a8af
Manifestb252c73b641cf3eda2aa1f2be5fce4039d3523ffb278a5d081bbcf4bf60d605d

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
SignatureN8Aq2wrk3ETt5zXBKOy8AVbk5f5/V7qEg9x/LGI5rM0v3hsD3THQVtHYz687myZzQXyJed3roceb6+bF3QQZAw==
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

2026-09-17T09:26:27.949137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100956
observed 0bd342ddc54f4ecaebc493c76d25b1af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:27.930641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100956/manifest.json
observed b252c73b641cf3eda2aa1f2be5fce403...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:27.913116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100956/publication.md
observed 729c107e7090bd4fb67173372b14528a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:27.895215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100956/publication.txt
observed 9f808039a23b5b3e61bfd3c682fde00d...
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.