OpenTechnical

OT-2026-000093685

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000093685) never changes.

Identity and time

Publication numberOT-2026-000093685 · never reused
Internal UUID01a0ae9e-508c-74d2-b99e-853bad4d99c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093685
StatusPUBLIC

Content hashes

Canonical textaefc970c1cd902bc23f6b6a9449572e6e9e8297557d0f274dd3fa9af5b76e3f8
Markdownbb91486f18b654d7bfa3ea6f2424641fd65c80aa10b1afbb7c7d93d93d0d0a14
PDF
Publication pagede5d6c53eb9dda25b27a8f684a666efaaa68faa25fe228359ead64c1abdba556
Manifestee317d03421d5d4f0df5f95198ad2357e74d630e0545f66222b034f3e96a0871

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
SignatureK2N3jjwYHQgrBMQsGdNovvLart6DO2n0xLz+thSuiR4i2JIL5eTqXaEK0m49rFbuJJU1AOJi1XTjlLRQtKPuBg==
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

2026-09-17T09:39:44.895372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093685
observed de5d6c53eb9dda25b27a8f684a666efa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.878978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093685/manifest.json
observed ee317d03421d5d4f0df5f95198ad2357...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.861573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093685/publication.md
observed bb91486f18b654d7bfa3ea6f2424641f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.843552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093685/publication.txt
observed aefc970c1cd902bc23f6b6a9449572e6...
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.