OpenTechnical

OT-2026-000050809

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000050809) never changes.

Identity and time

Publication numberOT-2026-000050809 · never reused
Internal UUID01a0ae82-c7b2-7a64-97c3-9418ca936540 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050809
StatusPUBLIC

Content hashes

Canonical texta70710b80fb724209becbc7254f624571be362cbaf2279196479339498050fb4
Markdown9e4903855a2cce8ae2256866501e80e74c56257e87bf1afc69214acc60d8e7ba
PDF
Publication page9afbbb4c144023c1ba84e425e3b3e9552e2be65086fd68d5364d5020f5ffe970
Manifestfd2a9ed465902a3c584a75fba66ff8ab9c1abfabdb3687d2df62a33f0575bc1c

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
SignatureIdHh8gKSzuo1kFKmMR/ieulgrRJ0M1sTh3dmHrGSvCMmM4PfGUxWGhu7m/NVlklOykyKOzJG5QCgr+0NzVhPDg==
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

2026-09-17T11:00:20.797948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050809
observed 9afbbb4c144023c1ba84e425e3b3e955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.797917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050809
observed 9afbbb4c144023c1ba84e425e3b3e955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.771743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050809/manifest.json
observed fd2a9ed465902a3c584a75fba66ff8ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.768915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050809/manifest.json
observed fd2a9ed465902a3c584a75fba66ff8ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.734836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050809/publication.md
observed 9e4903855a2cce8ae2256866501e80e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.734829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050809/publication.md
observed 9e4903855a2cce8ae2256866501e80e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.703116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050809/publication.txt
observed a70710b80fb724209becbc7254f62457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.699661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050809/publication.txt
observed a70710b80fb724209becbc7254f62457...
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.