OpenTechnical

OT-2026-000010726

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, pump fed, pulsed 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-2026-000010726) never changes.

Identity and time

Publication numberOT-2026-000010726 · never reused
Internal UUID01a0ae6c-0ee8-7b29-b707-4c0feb06d13c · 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-2026-000010726
StatusPUBLIC

Content hashes

Canonical textcd66432049274048f1a19030626d706f5e403d7afe2f652c75ea0faa50777f73
Markdownbbb884b5bebb040e6c0878ade7b11a925cafee731778e6b2e0827550e6510aa4
PDF
Publication pagedbcc2d829c44ae828210febfaf70e4beae9e8fd82b95320a31e89ea57f0a4b39
Manifeste3eb5c2aa2a1389c096668534c6e78e749befcec58c9c66498020c19f77f615e

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
SignaturesI31QGZi7OLhvVhN+uP2NgNyVMq2wR4DzCx8j4BhT/QkKI4P5C+TzCu3Zrks91/jmp6k8zymVwQtHJGq1mDUDQ==
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

2026-09-17T12:14:57.064244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010726
observed dbcc2d829c44ae828210febfaf70e4be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:57.042732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010726/manifest.json
observed e3eb5c2aa2a1389c096668534c6e78e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:57.023096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010726/publication.md
observed bbb884b5bebb040e6c0878ade7b11a92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:57.003150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010726/publication.txt
observed cd66432049274048f1a19030626d706f...
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.