OpenTechnical

OT-2026-000084078

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after 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-2026-000084078) never changes.

Identity and time

Publication numberOT-2026-000084078 · never reused
Internal UUID01a0ae98-5b5e-7ba7-aceb-e69240bfd820 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084078
StatusPUBLIC

Content hashes

Canonical text4bfd9ef7ec1209c3e9a2adb3e9736f251d85e0f66d72b51d746b19ec822e81ce
Markdownf26bf6cfb0bfb19939cd7c81dd992dd083150b8d0d98562d89adceb7335b874d
PDF
Publication page06ec6668dee18c584f53816a7ab145e806ff278d81670fee28cc05681e76f46a
Manifeste244d789536ef93723972657407d13336dd438825b91ce4c79ecad4c66d9ca97

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
SignatureTNwjbl1CUE0wu+pvYgZp8/T1eGy6CGYpR02s2GUaLDzBqsqoFbFKy2pJlxek78A2SCtoZFmpQLCl0Sf2/uEvCA==
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

2026-09-17T09:55:49.319713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084078
observed 06ec6668dee18c584f53816a7ab145e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:49.302154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084078/manifest.json
observed e244d789536ef93723972657407d1333...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:49.283738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084078/publication.md
observed f26bf6cfb0bfb19939cd7c81dd992dd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:49.267506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084078/publication.txt
observed 4bfd9ef7ec1209c3e9a2adb3e9736f25...
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.