OpenTechnical

OT-2026-000044850

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044850) never changes.

Identity and time

Publication numberOT-2026-000044850 · never reused
Internal UUID01a0ae7c-911b-7dec-9d2d-1b588fa689d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044850
StatusPUBLIC

Content hashes

Canonical text329bf1d9b13f3b4506e347adff9f3e9fb163f9d8e1e51fbc0d7c34f96535a7e7
Markdown893bc23924daf30cd73c3c6266fa81b37dc46e9098861c7307f2939c1b968c35
PDF
Publication page7ad82f48c713a28904d96819d8d9ad7d792865b3d4c8f61af1f8ceb6d45cfa1e
Manifestdad174219b97f08a9bdcbe4b6b6d0e7bb564c1791b0e0788b01ec25c2608adea

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
SignaturewUyiA1YskGAmAwXTPlWfcvA1CfFwyB0A+7RmC3CTvhqQ+GHBZvhKhOp19MZg2LMCDftLumw/x8xZyYBcAmMOBQ==
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

2026-09-17T11:11:29.755395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044850
observed 7ad82f48c713a28904d96819d8d9ad7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:29.734385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044850/manifest.json
observed dad174219b97f08a9bdcbe4b6b6d0e7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:29.713335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044850/publication.md
observed 893bc23924daf30cd73c3c6266fa81b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:29.693095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044850/publication.txt
observed 329bf1d9b13f3b4506e347adff9f3e9f...
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.