OpenTechnical

OT-2026-000076322

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000076322) never changes.

Identity and time

Publication numberOT-2026-000076322 · never reused
Internal UUID01a0ae94-6a70-708c-84ea-6771bdbfef4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076322
StatusPUBLIC

Content hashes

Canonical text2d18c102caffde28e776fd8fb1f4005a8f03f39fadf7f156b6baa42587b24b02
Markdown6a23a3b481a3b6b2151e276d5244d370acef0db2ec7faec7024c77fb17566235
PDF
Publication page1f92fd2c233f530e9ca85e053b5c9def6c8b1abaa9b97828b6d199ef9d647983
Manifest83f7d7abdf174776cae75856385cfde5ccd19bc9315ca36a860dcfc7003ec291

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
SignatureK8eaveATZuP2dfLXbEpMexs3NivJYgS+CmoJw8xEVRM3Xi6ak0FEBd5fF0MiW/F5K4tHqL5rb+Q1wZ4onvphBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:12:10.485306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076322
observed 1f92fd2c233f530e9ca85e053b5c9def...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:10.466738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076322/manifest.json
observed 83f7d7abdf174776cae75856385cfde5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:10.448774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076322/publication.md
observed 6a23a3b481a3b6b2151e276d5244d370...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:10.429879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076322/publication.txt
observed 2d18c102caffde28e776fd8fb1f4005a...
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.