OpenTechnical

OT-2026-000032006

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000032006) never changes.

Identity and time

Publication numberOT-2026-000032006 · never reused
Internal UUID01a0ae74-bad3-7790-95bc-4e478e47c423 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032006
StatusPUBLIC

Content hashes

Canonical text5aef9edbccace48c9155cad9e2ce86e7116e02da7880badb3944300bf712cedb
Markdown64a1d3de46675912f140d5590caa1b7807d519471ecfc0a662a46e72fcd66588
PDF
Publication page5b798612557d28d32d55e091dbcf315e48f28d0a632a7f731b72817e8a99cf11
Manifest0bd595c2eaed188067e95ebb375c595714d817e91d66f4a361c3291c6f5e73b9

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
Signature2kCorSj12D1DjemMH10TPLNspUwn7sdfY2UjKbK5SGqaDTpzx2/jMZ0bT9k3LF3Kax2bG6sDorHfVw7CyiFhDQ==
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

2026-09-17T11:35:24.510738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032006
observed 5b798612557d28d32d55e091dbcf315e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:24.494140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032006/manifest.json
observed 0bd595c2eaed188067e95ebb375c5957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:24.474930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032006/publication.md
observed 64a1d3de46675912f140d5590caa1b78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:24.447572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032006/publication.txt
observed 5aef9edbccace48c9155cad9e2ce86e7...
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.