OpenTechnical

OT-2026-000098180

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, supply line 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-2026-000098180) never changes.

Identity and time

Publication numberOT-2026-000098180 · never reused
Internal UUID01a0aea1-e964-7f03-94a2-455d4a6a165e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098180
StatusPUBLIC

Content hashes

Canonical text8e57b88471422966ac091b4e1385f5202ab19464cb2eb6db736f6d684c337b80
Markdowne0228eeda20fe3e5c1b48b9b852653f71cc9385384038bc47e205a66691679e5
PDF
Publication page05f0fdee55a3c0b4d20c087148eec1f25ef8e8f46744e8a3f09ca037060ba3cc
Manifest5b64a2a1507391762ac4d2f979b92081ab89672a9c7f288ec3c69aedea2d4e89

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
Signature7pFbTm5PZ0KG9HQK/Scc1gb2nCi5hp0LIAVooAujBcUsMDhuGW2rmENSRqYnMpNTHflXePBrpjdKDaQ3cAvKAg==
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

2026-09-17T09:31:20.123572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098180
observed 05f0fdee55a3c0b4d20c087148eec1f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:20.106769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098180/manifest.json
observed 5b64a2a1507391762ac4d2f979b92081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:20.087265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098180/publication.md
observed e0228eeda20fe3e5c1b48b9b852653f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:20.068461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098180/publication.txt
observed 8e57b88471422966ac091b4e1385f520...
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.