OpenTechnical

OT-2026-000009174

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000009174) never changes.

Identity and time

Publication numberOT-2026-000009174 · never reused
Internal UUID01a0ae6b-31b9-7168-b8f1-4eda703a4893 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009174
StatusPUBLIC

Content hashes

Canonical text71ef0758fa109bfbd4693adc991d7c5e39541b71addf81fe1a7efd43318c377d
Markdown956b96affb4baa61c9c3242a50b6b422fce410d91a437cb616e5fcb18956440c
PDF
Publication page174c6f3d76c1762f9d498fdc4eac72c4461daab339e3534c8296852e27df8d9b
Manifest51be7563b965f066e2879ced776c88f3d2c49bba2fe0a3e3a3f54f533c6fda22

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
Signature/GRhyKj+I/p0eUe+GmM6MDQWAvbqZhW6AbAJLLomnZPfH2ynSMlfbT+YWUwjjRfXl5uDUZqeOTKJkeHviIBcAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:52.914608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009174
observed 174c6f3d76c1762f9d498fdc4eac72c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.895425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009174/manifest.json
observed 51be7563b965f066e2879ced776c88f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.877612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009174/publication.md
observed 956b96affb4baa61c9c3242a50b6b422...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.856102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009174/publication.txt
observed 71ef0758fa109bfbd4693adc991d7c5e...
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.