OpenTechnical

OT-2026-000010729

Publication integrity record

Four cup vacuum gripper, four zone face, single stage ejector, vented after set-down

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-2026-000010729) never changes.

Identity and time

Publication numberOT-2026-000010729 · never reused
Internal UUID01a0ae6c-0ee8-7e73-8cc1-bbdc297ba7a4 · 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-2026-000010729
StatusPUBLIC

Content hashes

Canonical text918008be6e0d92cfe45dd1c7e5f2dd707ffe2611c94d83f89f75699e086b40b5
Markdown05054752bcff6c7f93951c4c158c712f04acdf9cff167c861da5f11b0c6b0bf4
PDF
Publication pageb0ad8f87bbc342b3193df7cded815c633d274e0aafa8c75a290e05d9383b3443
Manifest94f5836f6532a297e0b5e7aa67c984f3f3947996d4d5a6e01c516558b7fa0443

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
SignaturecYa99ZmQPeizzehvHjklpilriKI2WT/XTOYGUMjxxL1lP30OyzHfQh34elvlbUyOdKrDGNB+vD4SASLrjEiRCg==
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

2026-09-17T12:14:57.323425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010729
observed b0ad8f87bbc342b3193df7cded815c63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:57.303694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010729/manifest.json
observed 94f5836f6532a297e0b5e7aa67c984f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:57.284475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010729/publication.md
observed 05054752bcff6c7f93951c4c158c712f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:57.263760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010729/publication.txt
observed 918008be6e0d92cfe45dd1c7e5f2dd70...
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.