OpenTechnical

OT-2026-000059559

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000059559) never changes.

Identity and time

Publication numberOT-2026-000059559 · never reused
Internal UUID01a0ae89-ec23-7e7c-afc6-4cf503de3885 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059559
StatusPUBLIC

Content hashes

Canonical textcff9707117b41eb3e90503da82fb0254c9e139be8959a2b41097cd46b75b2357
Markdown9acef6ca9b55054cca1c43105f47e751a1ff0747d6681ea9207bc29429de8dab
PDF
Publication pagef14799cdd6aa13d21a583a35ff45d3f0faf0994dab993d4da332c6bf659ffe0c
Manifesta53fe76cd29e5ee38b71b2a91341c2ba77d7dec2409367c99b86e207044a4f84

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
SignaturemhWPBikDn/m3dx261ZQ9TdXlx79kwk/z2wndQwl2NfCES9ntgga9huHerb9lpJv0YwCi8rndqR9py8qiqYjzAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:12.226592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059559
observed f14799cdd6aa13d21a583a35ff45d3f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.209279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059559/manifest.json
observed a53fe76cd29e5ee38b71b2a91341c2ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.189724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059559/publication.md
observed 9acef6ca9b55054cca1c43105f47e751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.172304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059559/publication.txt
observed cff9707117b41eb3e90503da82fb0254...
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.