OpenTechnical

OT-2026-000094492

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-2026-000094492) never changes.

Identity and time

Publication numberOT-2026-000094492 · never reused
Internal UUID01a0ae9e-f4e9-76b4-9981-c00ec4a53029 · 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-2026-000094492
StatusPUBLIC

Content hashes

Canonical textcd6f94484672ec0528dc6b0a043be9947000ceb1539217fb45584ec180631fad
Markdownd27104d28d5c4b42b91b0283b833057b3f109b14c439bfcbefe6610d9952a5d6
PDF
Publication page9a55439450685b45a95e1a232c370ecbf452fb854ea6342dfc73a76279d42fa5
Manifest250392b0070ae831338250aa58b4be98882e2646d14a88c662219ee16c8b6b89

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
SignaturebzTMu7WTN6Q+/EoKahH9ygWNyX1ASfJa6psUAOtHJ/ei1TscMX68OjJCpFeaEz5yqE3msveVj471BdeR/ywuBQ==
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

2026-09-17T09:37:55.192418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094492
observed 9a55439450685b45a95e1a232c370ecb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:55.175843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094492/manifest.json
observed 250392b0070ae831338250aa58b4be98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:55.158936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094492/publication.md
observed d27104d28d5c4b42b91b0283b833057b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:55.141521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094492/publication.txt
observed cd6f94484672ec0528dc6b0a043be994...
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.