OpenTechnical

OT-2026-000022095

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pulsed 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-2026-000022095) never changes.

Identity and time

Publication numberOT-2026-000022095 · never reused
Internal UUID01a0ae6f-bb5c-7046-b5a7-83212e861d3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:53.201585Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022095
StatusPUBLIC

Content hashes

Canonical texta3414403fa4ca0bc38a94643bcdcb3d56e74c1756b0f31f8ec5c606c0385a9ac
Markdownf4f6bfa389da61d6e66064af8dffd40e3a86e8da5530baa3580811b38d872b6e
PDF
Publication page2a031408ab15905894f928787cb0034a6f59834c6964666ce6c796c5bcde8661
Manifest9de7199a49dfa8f253a37a38e6aff54cea406ad2098b05e3c6de91235d556c23

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
Signature8C6sPvvJ9FjvsX6o8BbQHi9cd6uajSqbMFNfr3CtTnNDRbSa9GYKq3nU3+VAocRxrmmSBCfT6K5vuPSYBvY3Bg==
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

2026-09-17T11:54:47.592680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022095
observed 2a031408ab15905894f928787cb0034a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:47.573717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022095/manifest.json
observed 9de7199a49dfa8f253a37a38e6aff54c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:47.556968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022095/publication.md
observed f4f6bfa389da61d6e66064af8dffd40e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:47.539770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022095/publication.txt
observed a3414403fa4ca0bc38a94643bcdcb3d5...
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.