OpenTechnical

OT-2026-000024756

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000024756) never changes.

Identity and time

Publication numberOT-2026-000024756 · never reused
Internal UUID01a0ae71-2726-70ec-a35f-695ab90d36ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024756
StatusPUBLIC

Content hashes

Canonical text643ccb574b245cd0ff9c46252aca95382fbccbae0f257e825c19c05272efc6a6
Markdownb74796f5dbc4ce383395e639c07ae8026b992248d2b42adabf9754d8032562d0
PDF
Publication page7bf85cba9937e5a3730848c4277bfb414421ae6297e988e1402ac3bedc4120c3
Manifest459256f6f32c1e964bdbbd3b9247d79c2e04f97a3bcaa82e61a07a7a848a8d7e

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
SignaturemttUtq1sloxyx501yCe9T6bukEDjC4OpWzEUgW5dFFa+xa7RUBzu/R96VVnm/SwvHnK6MpGNN3kBi2sOutzFBw==
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

2026-09-17T11:48:00.923222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024756
observed 7bf85cba9937e5a3730848c4277bfb41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.907535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024756/manifest.json
observed 459256f6f32c1e964bdbbd3b9247d79c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.890981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024756/publication.md
observed b74796f5dbc4ce383395e639c07ae802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.875055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024756/publication.txt
observed 643ccb574b245cd0ff9c46252aca9538...
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.