OpenTechnical

OT-2026-000026170

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000026170) never changes.

Identity and time

Publication numberOT-2026-000026170 · never reused
Internal UUID01a0ae71-a841-7063-88c9-bb4f316645fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026170
StatusPUBLIC

Content hashes

Canonical textd1a8a092d66018146776ebde296e7ec8dff24223191d9358cf85171b1969d9ed
Markdown7867440715a4adbcb6ff63477d2dcbe2ab1cccb583972b31fe02ea0f0b84b55e
PDF
Publication page5780282c9eee81dd6183964af0e80970f481101d1053a9cd1b8d63d0cd48e2f0
Manifesta13505237c215a1fc43d6a7c327037574561a23bf61ebc3e2ef0a4dcad6f4891

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
SignatureRwNgIg2Eok7Rlr/oCmWAlqtcncc/PbVuJlVI9s1eaxBwFaPCWXBzUJe03sz+YHpBXwAB5W7zDnhfAfref3NQBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:40.912770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026170
observed 5780282c9eee81dd6183964af0e80970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:40.896013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026170/manifest.json
observed a13505237c215a1fc43d6a7c32703757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:40.879228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026170/publication.md
observed 7867440715a4adbcb6ff63477d2dcbe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:40.860761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026170/publication.txt
observed d1a8a092d66018146776ebde296e7ec8...
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.