OpenTechnical

OT-2026-000096907

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000096907) never changes.

Identity and time

Publication numberOT-2026-000096907 · never reused
Internal UUID01a0aea1-01c8-7251-904a-0ab3fe9ac232 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096907
StatusPUBLIC

Content hashes

Canonical textef7528342f5249680b65f6ad1783730116bb2e0b881da5a0a6c5415f8bf07a21
Markdown121c8318cc33e5f241977d51e3cb3c9c55c0fbdd6200db7f10e5a1057099b26d
PDF
Publication page6807a9691f8295ba9bcdfa679efa61b4f22575b4dcb63a32f8d7231ebf7e67b0
Manifest9e933de3aa00f9af848cf81e747e5e3cd3e35172bd83abd3cf64ae9a518cfc01

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
SignaturebP6kPVra4tyYAGJu8X2La8sC8V1e/Qt9nMISXi96Y1COwQuvPDhnvdd+as7C9CwhsAGY/32pKOUg7UPG3zTKCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:04.673765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096907
observed 6807a9691f8295ba9bcdfa679efa61b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:04.655567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096907/manifest.json
observed 9e933de3aa00f9af848cf81e747e5e3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:04.636169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096907/publication.md
observed 121c8318cc33e5f241977d51e3cb3c9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:04.617749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096907/publication.txt
observed ef7528342f5249680b65f6ad17837301...
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.