OpenTechnical

OT-2026-000098371

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000098371) never changes.

Identity and time

Publication numberOT-2026-000098371 · never reused
Internal UUID01a0aea1-e965-7415-83fc-9f7d0bdd16c0 · 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-2026-000098371
StatusPUBLIC

Content hashes

Canonical textf85584471d1fd869dc86a91f28ce1480d9b91f271b147eb69d267ffe45bc468e
Markdown687e1c4403ea449f030ce7f854b4bfe6e70c8585f31e67a50980dd62ef9a18d4
PDF
Publication pagebeeb38337f2b627383e254b94a42caffc0440df21796c227f9a35db44fcd0d05
Manifestb5844e2512202639d55d877ce240cbffd1719b3be8dcd8f82ce07984f3d11b47

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
SignaturehksMV++kp5xsDwur5Kr0d8DkewnMIxDzXrY00xvCi/kJWqUkTtpbvl1h7noFka9MGyMUVKCWOKpBF/LmjMRZBQ==
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

2026-09-17T09:32:06.427683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098371
observed beeb38337f2b627383e254b94a42caff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:06.409872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098371/manifest.json
observed b5844e2512202639d55d877ce240cbff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:06.391632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098371/publication.md
observed 687e1c4403ea449f030ce7f854b4bfe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:06.373815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098371/publication.txt
observed f85584471d1fd869dc86a91f28ce1480...
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.