OpenTechnical

OT-2026-000084374

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000084374) never changes.

Identity and time

Publication numberOT-2026-000084374 · never reused
Internal UUID01a0ae98-5b62-77c4-9049-c0d29c31de03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084374
StatusPUBLIC

Content hashes

Canonical textd04996735f0a42f743b64522d31e7980e3e172e3f95c36024fb6146b4f5695a0
Markdown558f75f14060accaecfb498cc1abaaa38b770a303a8642bc8b20a979f7afcf8a
PDF
Publication page8c0c70b1ac9252f4da6d41b23f67782b2f6ae6a7473a90cdcf512216c8176444
Manifest2115bbcc59322597250c4f129118b35f93d5634aad21e6cfbcd255833d6d633a

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
Signature+fcIkWZKXXYw8dx/Eqxiw61DO+ekwE+w/S0SmQje0de0VI4T4ewNFM8nrN3fh1tQDga6TSH1zCLBhDua/8XkBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:56:18.777706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084374
observed 8c0c70b1ac9252f4da6d41b23f67782b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:18.761627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084374/manifest.json
observed 2115bbcc59322597250c4f129118b35f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:18.745475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084374/publication.md
observed 558f75f14060accaecfb498cc1abaaa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:18.727595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084374/publication.txt
observed d04996735f0a42f743b64522d31e7980...
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.