OpenTechnical

OT-2026-000102333

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000102333) never changes.

Identity and time

Publication numberOT-2026-000102333 · never reused
Internal UUID01a0aea4-50f4-7d9f-9e98-cc47cfc19ce6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102333
StatusPUBLIC

Content hashes

Canonical texta9efdef4f2742af3fb7a5e4d14c56b2b0fd43127ffe7b83edff8f89392ccecbb
Markdown06bb1f7a870a2a7018f444e153c6071480f1649a040978d4c22ba128c452e322
PDF
Publication pagebbd67f7270828ae69631988beb63c8b4e06eb95467407fb18758d29286fb008a
Manifestaab69bb00b1dda968d62da7c719026976f77ca6e945a4051e46826f0856da445

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
Signatureoe+jgnZJNQw7ythsJkffU41K8pJkVAopCzrllN0M8keqCkMhRUzYjfWcTsSMMmz123z2IL+Tvjgtt0wjwi2mBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:32.380623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102333
observed bbd67f7270828ae69631988beb63c8b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:32.362752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102333/manifest.json
observed aab69bb00b1dda968d62da7c71902697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:32.343187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102333/publication.md
observed 06bb1f7a870a2a7018f444e153c60714...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:32.324822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102333/publication.txt
observed a9efdef4f2742af3fb7a5e4d14c56b2b...
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.