OpenTechnical

OT-2026-000098246

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000098246) never changes.

Identity and time

Publication numberOT-2026-000098246 · never reused
Internal UUID01a0aea1-e964-79c1-9590-c423c4d6482b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098246
StatusPUBLIC

Content hashes

Canonical text22514795c0520623fadbf76fd184764c3f54abb38e0cde502a439d1c89229df5
Markdown72e303c29ad8049ba5a8ce08fe3bba570d622333c9073809403e1e362ad59282
PDF
Publication pagec5f3d1e6938714f11f508ffcac1a7a2bee8f63bcfa20828e6077314b457cdc5e
Manifest1181881e498103971ff32271a28bb0faac1c2af13821c5bfe1793cbefd9e22b2

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
SignatureNzhBlETVwS9uZi+bNAvLhJZ2MVF9lU/DKuldpBj2xi4C9PFez62lqCc/hQw55BhxsB1x7azOFK1RHCb+hkkTDw==
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

2026-09-17T09:31:26.049715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098246
observed c5f3d1e6938714f11f508ffcac1a7a2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:26.030629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098246/manifest.json
observed 1181881e498103971ff32271a28bb0fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:26.010912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098246/publication.md
observed 72e303c29ad8049ba5a8ce08fe3bba57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:25.991146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098246/publication.txt
observed 22514795c0520623fadbf76fd184764c...
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.