OpenTechnical

OT-2026-000076150

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000076150) never changes.

Identity and time

Publication numberOT-2026-000076150 · never reused
Internal UUID01a0ae94-6a6f-76a0-8f1e-d41ed770a396 · 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-2026-000076150
StatusPUBLIC

Content hashes

Canonical texta3e374f83c09134f95f4be18ec587be59865888007fc607812e33de05194e19a
Markdown1628637b6c2c233e96b463d1fde472b6c8b4d6e16304a95ce80541ab896c7263
PDF
Publication page7fd46b0fccf1d12758fb4324457b3df22f70f72e31713a450f35750c4a3e2e1e
Manifestfc9cef09878d565173d4afbbe202f821701e809a2862a97c879b3e928fdadb43

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
SignatureUUMzDjGZiADaqiPVl2W560kgM/M14BHhwRHT6nnrHEbUw8m+FA9RYhVYLt6E/sMlZngrGjPhljhyKkTIYBbWDg==
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

2026-09-17T10:11:12.446138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076150
observed 7fd46b0fccf1d12758fb4324457b3df2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:12.302810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076150/manifest.json
observed fc9cef09878d565173d4afbbe202f821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:12.281238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076150/publication.md
observed 1628637b6c2c233e96b463d1fde472b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:12.260618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076150/publication.txt
observed a3e374f83c09134f95f4be18ec587be5...
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.