OpenTechnical

OT-2026-000098445

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-2026-000098445) never changes.

Identity and time

Publication numberOT-2026-000098445 · never reused
Internal UUID01a0aea1-e965-7017-81a1-019243ed9fb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098445
StatusPUBLIC

Content hashes

Canonical textcdd6bcbec3a7020e09bea2830f6f686cbd1fc4d9ec819adb88e0fdd09c360dc8
Markdown8c6f9bf107c8a8a953f982ef97f1b2e319ee9d1ee75e50ec0dea5c2e343363a1
PDF
Publication pagec9e92084d42f125fe3188c296496d786536031e1399c4feebaffc89150424ff1
Manifest6ffd339e282493f429cd0fca57df2bd11b7ba19719c83db525c7ee6babf2ecb5

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
Signature878ia52N7AYNrvs899yT1rJzygu9Lj897l+BCtZnQMePVRsSkO6KsLI/GpPrOHyLW5pxmmhhMHNG8uR8OKv6DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:18.188341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098445
observed c9e92084d42f125fe3188c296496d786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.170966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098445/manifest.json
observed 6ffd339e282493f429cd0fca57df2bd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.151424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098445/publication.md
observed 8c6f9bf107c8a8a953f982ef97f1b2e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.134868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098445/publication.txt
observed cdd6bcbec3a7020e09bea2830f6f686c...
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.