OpenTechnical

OT-2026-000050757

Publication integrity record

Two cup vacuum gripper, two 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-2026-000050757) never changes.

Identity and time

Publication numberOT-2026-000050757 · never reused
Internal UUID01a0ae82-c7b1-7497-a3db-b83a8b50b016 · 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-2026-000050757
StatusPUBLIC

Content hashes

Canonical text7e0dc3bb20c016051564a74ddb389d9b4195ab6c1127e4eb3302e40d1f063788
Markdown8bdad3f816159bd436c9063fc67ddb34cfc8bbf3686449bbe00e51bd2574279a
PDF
Publication pagef662621741f536e0cd74dc87ed89f5113cea194888cd0fbab4c33d7b21fd21d4
Manifest0449325e8d79bc71309858c334d264d132e832da0ecdb4439a870c9808ab1048

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
SignatureXg3qoKR7dImRJ3c6PTeAM1KqEgu9boCnwG4GMx+NQidvu8/SF24+yaEl+G6wcfpmrFbssqLgoqCbgRoKObDfDg==
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

2026-09-17T11:00:08.687260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050757
observed f662621741f536e0cd74dc87ed89f511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:08.653191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050757
observed f662621741f536e0cd74dc87ed89f511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:08.650917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050757/manifest.json
observed 0449325e8d79bc71309858c334d264d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:08.625432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050757/manifest.json
observed 0449325e8d79bc71309858c334d264d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:08.624079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050757/publication.md
observed 8bdad3f816159bd436c9063fc67ddb34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:08.599813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050757/publication.txt
observed 7e0dc3bb20c016051564a74ddb389d9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:08.597253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050757/publication.md
observed 8bdad3f816159bd436c9063fc67ddb34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:08.570410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050757/publication.txt
observed 7e0dc3bb20c016051564a74ddb389d9b...
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.