OpenTechnical

OT-2026-000076583

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000076583) never changes.

Identity and time

Publication numberOT-2026-000076583 · never reused
Internal UUID01a0ae94-b06e-71fa-a3c8-818c8294bd0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076583
StatusPUBLIC

Content hashes

Canonical text53f4a100fd0d0883aaea9a3a46a4bb84df22bd9dfae9b171fee28114d08e2177
Markdown98777d98d1b7184cb0252c0c276bcaacf59dad0d96e6a2f46e56389c979d8b8d
PDF
Publication page0a517224bbf11514da1abfb727f80fe8ab5a5dcb63e8059a7ab7583eb1545ffa
Manifestcafe31db1b2e91bbcfdfe6b62a61f8ae63907acd639b44df0f154e2dd1d32bb2

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
Signature4DOfInBEOSZDwbRMxWVEdkEQVkvC6BlCKHv0GFBLedBKhPah38+Bceu8+xYy3jRADurHJtN7epmSobdqed8eDw==
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

2026-09-17T10:09:18.437207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076583
observed 0a517224bbf11514da1abfb727f80fe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:18.418621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076583/manifest.json
observed cafe31db1b2e91bbcfdfe6b62a61f8ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:18.402430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076583/publication.md
observed 98777d98d1b7184cb0252c0c276bcaac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:18.385763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076583/publication.txt
observed 53f4a100fd0d0883aaea9a3a46a4bb84...
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.