OpenTechnical

OT-2026-000061764

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000061764) never changes.

Identity and time

Publication numberOT-2026-000061764 · never reused
Internal UUID01a0ae8b-b8aa-77ce-ac93-345f65a998f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061764
StatusPUBLIC

Content hashes

Canonical text0ae4da800d88e0b354a132dc0473d95fce82000b71605adb2c117a404522ad18
Markdown529f2dd2ce4948f24e7183ff328d3b1f3c10fd9f8b8bf5cdf8b5bdb4b4363e04
PDF
Publication page2f11a0b4a628fac7cf2a6f0c965d1610d021eb9ea27bc09d41c0459720f01dbd
Manifestc17d896ea3bb97cdf483a6af0c535483cafd32fa9699131fb1dbc48520f25c7f

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
SignatureEvhMwiHREFf6SWKyOiJI1iQksCkeNBwAyM7QGWjFS3KPr/Pievc5RI5rXNw7bHXmraq5IQtZ7YomQy3VmmZABw==
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

2026-09-17T10:40:28.177503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061764
observed 2f11a0b4a628fac7cf2a6f0c965d1610...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.158535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061764/manifest.json
observed c17d896ea3bb97cdf483a6af0c535483...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.142078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061764/publication.md
observed 529f2dd2ce4948f24e7183ff328d3b1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.121633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061764/publication.txt
observed 0ae4da800d88e0b354a132dc0473d95f...
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.