OpenTechnical

OT-2026-000059916

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000059916) never changes.

Identity and time

Publication numberOT-2026-000059916 · never reused
Internal UUID01a0ae89-ec26-7d83-85d8-56488450de34 · 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-2026-000059916
StatusPUBLIC

Content hashes

Canonical text05415ab58bd9729c1bc2dc5ba73d1dc7a0a7cc39b08388c800a75c71d7c02122
Markdownc90fe39ded70d191d2bc11a808ae307edda92bcbc4281e154c164754ea8a6ff5
PDF
Publication pagebc333dd09fb60abdbbe147bfc9408fd55743239f1fb6edfb912d118bdb004d43
Manifest4f6f0453d0d752bd68fd1d0ab931ce6f8e27413687730e26f2b6343e0f15c270

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
SignatureHdiF13DSx0Psre4dtLW2kP4c+O0IklGtH4zBTh+djxumLsGt3kHvqMjqSeZLXZsjxsqnj2rPiRq/nzoYtv8jBA==
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

2026-09-17T10:44:40.945576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059916
observed bc333dd09fb60abdbbe147bfc9408fd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.926810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059916/manifest.json
observed 4f6f0453d0d752bd68fd1d0ab931ce6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.908976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059916/publication.md
observed c90fe39ded70d191d2bc11a808ae307e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.890081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059916/publication.txt
observed 05415ab58bd9729c1bc2dc5ba73d1dc7...
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.