OpenTechnical

OT-2026-000097524

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000097524) never changes.

Identity and time

Publication numberOT-2026-000097524 · never reused
Internal UUID01a0aea1-55b4-7138-9fe1-bf79d848d9c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097524
StatusPUBLIC

Content hashes

Canonical text9cd89de24e73ec29bb321ab151a5ccedea59b245fdd4005c6aaee40b434551c9
Markdownfaf8f827bb65ac5113e4cb79265a97b2a6d9c06a5279273445dbb694e25fbd35
PDF
Publication pagec35900659c68f8ec615542596fc4d7bdd59efec39d1ce58a4bdf6004e6c8f290
Manifest4338887b3c70f2fd266d9bd575461147317ffc9db6d6b9582e13778462673e7f

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
SignatureIhqYgIcGStgVKBYK9UNCRPQCs/06kddRZmkvTcM7qAFaiP7HZlRd5+nIh63GEmkbJDWB+lzinuTIgEqP6DlXBQ==
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

2026-09-17T09:33:23.863863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097524
observed c35900659c68f8ec615542596fc4d7bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:23.846740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097524/manifest.json
observed 4338887b3c70f2fd266d9bd575461147...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:23.829209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097524/publication.md
observed faf8f827bb65ac5113e4cb79265a97b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:23.810315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097524/publication.txt
observed 9cd89de24e73ec29bb321ab151a5cced...
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.