OpenTechnical

OT-2026-000010688

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold 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-2026-000010688) never changes.

Identity and time

Publication numberOT-2026-000010688 · never reused
Internal UUID01a0ae6c-0ee8-72b2-a4b5-7269d0799993 · 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-2026-000010688
StatusPUBLIC

Content hashes

Canonical textd7541b821eec52e793c8e76505525e239fed2a4ab64025c85abb815f64fcae32
Markdown0b4f2a0574374197fd594e11aedb125cc0d9338ba998f6a760fc868d4c99991b
PDF
Publication pagece1ab28cb18e481fc2da928cf315b5576a81ffe45d9c92f04d09034758bf2be2
Manifeste4060da39ae0541557894bd994b44bcbd3a47c273dc556bb15b70f46064c066a

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
Signature5D2H1Sos5OnQgf61hzyc1//cdu7idaDzu0M+IzRxPbhQj9k8c1kcgEGGf4vicfi4f7nzW3iUUVeZNZ3z/aNRCw==
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

2026-09-17T12:14:54.112013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010688
observed ce1ab28cb18e481fc2da928cf315b557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:54.093562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010688/manifest.json
observed e4060da39ae0541557894bd994b44bcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:54.075866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010688/publication.md
observed 0b4f2a0574374197fd594e11aedb125c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:54.056666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010688/publication.txt
observed d7541b821eec52e793c8e76505525e23...
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.