OpenTechnical

OT-2026-000017726

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000017726) never changes.

Identity and time

Publication numberOT-2026-000017726 · never reused
Internal UUID01a0ae6e-96fa-7eaa-beb5-cda1b73fc862 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017726
StatusPUBLIC

Content hashes

Canonical textaa86d9ce30b2e000db34aa4f8831a5fbe2cdd83354eec46ae9127e2c5659c22a
Markdown896cc33d80317c7420fd8150735b5b1dcf5ae05ed9b451c5805b24cf02edd866
PDF
Publication page4770bfc111c1af949ba3f11c9b860b4bba3f595daee812f7b418ac7e2e3dca7e
Manifest4ad5c1e50c15496a904d25eb99a018ec57a92aac311373c302b4eeee0c0e52db

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
SignatureuIcNqRDVMhWXC3bxSEIgoC6dPI21aiL8OKvcucrdYbOixxzhG3OVlQqXrWynaVdvwkB6c1ZhejZSg8dUMitiDA==
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

2026-09-17T12:01:40.595583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017726
observed 4770bfc111c1af949ba3f11c9b860b4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.580272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017726/manifest.json
observed 4ad5c1e50c15496a904d25eb99a018ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.564955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017726/publication.md
observed 896cc33d80317c7420fd8150735b5b1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.549239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017726/publication.txt
observed aa86d9ce30b2e000db34aa4f8831a5fb...
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.