OpenTechnical

OT-2026-000094493

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000094493) never changes.

Identity and time

Publication numberOT-2026-000094493 · never reused
Internal UUID01a0ae9e-f4e9-7fda-9b0c-5ad1a0ba9da3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094493
StatusPUBLIC

Content hashes

Canonical text600578538e853a1aad2c85a5bf8f23d906a891c6cf0de94c5352135d58b3ec7e
Markdown42d7b46ba7db95791c6cca00ed69e48acad2673d1235a0c645c4eee23e3f9bd1
PDF
Publication page2972a120790e8a4b1c2892353dcd249be83eca834e1f064fedaa29a2665ffe08
Manifest4bec40e6fcf90525fd64ad303e5f9c408b3615f23b7d24b660a80f0f5e968ab2

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
SignaturewwGfdFrXj+Hea4HdHm4M6Hbr5CcfZfk9Y8dEIa8EmDSs+CDb2xWPGICsR+8FB8xi5xWP+q/jJzLT0XUyLbSmAg==
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

2026-09-17T09:37:55.266644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094493
observed 2972a120790e8a4b1c2892353dcd249b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:55.248084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094493/manifest.json
observed 4bec40e6fcf90525fd64ad303e5f9c40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:55.231381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094493/publication.md
observed 42d7b46ba7db95791c6cca00ed69e48a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:55.213021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094493/publication.txt
observed 600578538e853a1aad2c85a5bf8f23d9...
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.