OpenTechnical

OT-2026-000032608

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000032608) never changes.

Identity and time

Publication numberOT-2026-000032608 · never reused
Internal UUID01a0ae75-1070-7de8-92fb-3785b10be753 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032608
StatusPUBLIC

Content hashes

Canonical textae94475e58e80d4c2cbba03abdae7d2750ab9f627945b62f25f0308a3bb4c6dd
Markdown7b63b53cf52ca2646e7109f99625e9fd35fc1825cb777608dcbe75e6b58c4ef1
PDF
Publication page40ade213304dc9238b8051e7aa7a65ef12daf56d466411860bec648307131706
Manifeste1f616dc9135ae987b7fb4c82a6a37e923f220433ba8d2583869de6b044260f4

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
SignatureQpnrL6C0mJrq+nRxHBSZSNW0P50bBB43+4zDwS1TqLO1GyTqHmRu98SdQ7PBgpDu7uFDcxgwiKx12jZK6uWKDg==
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

2026-09-17T11:34:11.479040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032608
observed 40ade213304dc9238b8051e7aa7a65ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:11.460912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032608/manifest.json
observed e1f616dc9135ae987b7fb4c82a6a37e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:11.443040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032608/publication.md
observed 7b63b53cf52ca2646e7109f99625e9fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:11.421948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032608/publication.txt
observed ae94475e58e80d4c2cbba03abdae7d27...
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.