OpenTechnical

OT-2026-000022035

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single 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-2026-000022035) never changes.

Identity and time

Publication numberOT-2026-000022035 · never reused
Internal UUID01a0ae6f-bb5c-7c92-a04b-9efaa2fbe475 · 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-2026-000022035
StatusPUBLIC

Content hashes

Canonical text479919d6788735c116c1dbda99173cf70b458c2228db606d35179e2e5214f2b6
Markdown122a3992286c828999c5e397f3752103577b4d31f29f111bfaa0bd6883850f26
PDF
Publication page0c531735f86ec696026178f39c76567f5e2bff361f54d0ba50d7e9aeac45c546
Manifestdaaee06d088fa48e0f977f2e65a0618f2225dac442dd89ababcc998fbe6224d8

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
Signatureof2JhWODLm5T9kr9PU2J0YDktjFp3CvN+rKZcCYW4TlI4me/r6oKrL9LmXjVystZcViLwmI3vKxTBZiRYEahCw==
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

2026-09-17T11:54:43.381757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022035
observed 0c531735f86ec696026178f39c76567f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:43.361913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022035/manifest.json
observed daaee06d088fa48e0f977f2e65a0618f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:43.340607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022035/publication.md
observed 122a3992286c828999c5e397f3752103...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:43.320275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022035/publication.txt
observed 479919d6788735c116c1dbda99173cf7...
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.