OpenTechnical

OT-2026-000010655

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, vented 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-2026-000010655) never changes.

Identity and time

Publication numberOT-2026-000010655 · never reused
Internal UUID01a0ae6c-0ee8-74bb-a528-83d0eae236c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010655
StatusPUBLIC

Content hashes

Canonical textf0c231be4cc0a4ac9712a268df30e67534458831b2a92d0a4680bceaa01d79b3
Markdownc89fc5a52049bbdd6ae4b9bab8110ff54dc9324cccc020ecb3dab8b1c9fadcef
PDF
Publication page5129a5cc433c5d2e898c1ce2a49d1c184e8e5ac05cd17c48db5eb198963ed3be
Manifest864b369f0106690a1f31d8249f6777ed85b81073ca00fcb69542c8dafd13dfc9

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
SignatureiKX/YvRR4Hbde1kXjWzjh+rCVCddxFlcYeoFCs6sfwP5B+SkQFc/mqFQUJAcSfh6QCqxlCWXREf5rM7FHW5JBQ==
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

2026-09-17T12:14:51.529557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010655
observed 5129a5cc433c5d2e898c1ce2a49d1c18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:51.508851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010655/manifest.json
observed 864b369f0106690a1f31d8249f6777ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:51.488589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010655/publication.md
observed c89fc5a52049bbdd6ae4b9bab8110ff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:51.468925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010655/publication.txt
observed f0c231be4cc0a4ac9712a268df30e675...
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.