OpenTechnical

OT-2026-000098019

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000098019) never changes.

Identity and time

Publication numberOT-2026-000098019 · never reused
Internal UUID01a0aea1-92f7-7a0b-9659-7f283512035d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098019
StatusPUBLIC

Content hashes

Canonical text40668a07cec8883eadb3a1db28682dc3ef95b772d892d40d50b06799b7bfe80c
Markdown3447bc915ba5a6ae96139d336a4a7221b99daa1675e047c03d3448a9437c2199
PDF
Publication page58830863bb9e768aa5b2837362bc307699ea1f8e0a6f13313a491c76f4ec61ed
Manifestb0041a94ffe60fcf39fa18664b8e4484495f91b913523af8b7f6844032e3e418

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
SignaturePxWU3LR3Hh72xwChrZXZHZf2CM0Gx8qI0RHCjX+Bf3rGKkXczoxTK33r/DmYUz30YheAASw8uRkRFbCBPEV+Dw==
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

2026-09-17T09:33:11.690825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098019
observed 58830863bb9e768aa5b2837362bc3076...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.674065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098019/manifest.json
observed b0041a94ffe60fcf39fa18664b8e4484...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.657390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098019/publication.md
observed 3447bc915ba5a6ae96139d336a4a7221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.639211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098019/publication.txt
observed 40668a07cec8883eadb3a1db28682dc3...
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.